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Finding the Fourth Proportional to 539,557.83, 809,336.43 and 160,477.02

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Solution

The fourth proportional to 539,557.83, 809,336.43 and 160,477.02 is: 240,715.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,557.83 : 809,336.43 = 160,477.02 : x
  2. Step 2: Convert to fraction form
    539,557.83/809,336.43 = 160,477.02/x
  3. Step 3: Cross multiply
    539,557.83x = 809,336.43 × 160,477.02
  4. Step 4: Simplify right side
    539,557.83x = 129,879,898,463.84
  5. Step 5: Solve for x
    x = 129,879,898,463.84/539,557.83
  6. Step 6: Final answer
    x = 240,715.44

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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.