Home / 490,595,538.08-736,403,724-361,349,086.88

Finding the Fourth Proportional to 490,595,538.08, 736,403,724 and 361,349,086.88

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Solution

The fourth proportional to 490,595,538.08, 736,403,724 and 361,349,086.88 is: 542,399,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,595,538.08 : 736,403,724 = 361,349,086.88 : x
  2. Step 2: Convert to fraction form
    490,595,538.08/736,403,724 = 361,349,086.88/x
  3. Step 3: Cross multiply
    490,595,538.08x = 736,403,724 × 361,349,086.88
  4. Step 4: Simplify right side
    490,595,538.08x = 266,098,813,242,431,552
  5. Step 5: Solve for x
    x = 266,098,813,242,431,552/490,595,538.08
  6. Step 6: Final answer
    x = 542,399,578.85

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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.