Home / 903,332.40-1,354,998.60-548,455.20

Finding the Fourth Proportional to 903,332.40, 1,354,998.60 and 548,455.20

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Solution

The fourth proportional to 903,332.40, 1,354,998.60 and 548,455.20 is: 822,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,332.40 : 1,354,998.60 = 548,455.20 : x
  2. Step 2: Convert to fraction form
    903,332.40/1,354,998.60 = 548,455.20/x
  3. Step 3: Cross multiply
    903,332.40x = 1,354,998.60 × 548,455.20
  4. Step 4: Simplify right side
    903,332.40x = 743,156,028,162.72
  5. Step 5: Solve for x
    x = 743,156,028,162.72/903,332.40
  6. Step 6: Final answer
    x = 822,682.80

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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.