Home / 578,349,287.20-867,523,930.80-497,727,719.20

Finding the Fourth Proportional to 578,349,287.20, 867,523,930.80 and 497,727,719.20

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Solution

The fourth proportional to 578,349,287.20, 867,523,930.80 and 497,727,719.20 is: 746,591,578.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,349,287.20 : 867,523,930.80 = 497,727,719.20 : x
  2. Step 2: Convert to fraction form
    578,349,287.20/867,523,930.80 = 497,727,719.20/x
  3. Step 3: Cross multiply
    578,349,287.20x = 867,523,930.80 × 497,727,719.20
  4. Step 4: Simplify right side
    578,349,287.20x = 431,790,707,428,502,592
  5. Step 5: Solve for x
    x = 431,790,707,428,502,592/578,349,287.20
  6. Step 6: Final answer
    x = 746,591,578.80

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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.