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Finding the Fourth Proportional to 548,465.61, 822,801.39 and 248,967.26

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Solution

The fourth proportional to 548,465.61, 822,801.39 and 248,967.26 is: 373,497.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,465.61 : 822,801.39 = 248,967.26 : x
  2. Step 2: Convert to fraction form
    548,465.61/822,801.39 = 248,967.26/x
  3. Step 3: Cross multiply
    548,465.61x = 822,801.39 × 248,967.26
  4. Step 4: Simplify right side
    548,465.61x = 204,850,607,592.49
  5. Step 5: Solve for x
    x = 204,850,607,592.49/548,465.61
  6. Step 6: Final answer
    x = 373,497.63

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.