Home / 528,028.20-792,042.30-496,924.20

Finding the Fourth Proportional to 528,028.20, 792,042.30 and 496,924.20

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Solution

The fourth proportional to 528,028.20, 792,042.30 and 496,924.20 is: 745,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,028.20 : 792,042.30 = 496,924.20 : x
  2. Step 2: Convert to fraction form
    528,028.20/792,042.30 = 496,924.20/x
  3. Step 3: Cross multiply
    528,028.20x = 792,042.30 × 496,924.20
  4. Step 4: Simplify right side
    528,028.20x = 393,584,986,293.66
  5. Step 5: Solve for x
    x = 393,584,986,293.66/528,028.20
  6. Step 6: Final answer
    x = 745,386.30

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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.