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Finding the Fourth Proportional to 473,735.87, 709,932.03 and 366,621.20

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Solution

The fourth proportional to 473,735.87, 709,932.03 and 366,621.20 is: 549,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,735.87 : 709,932.03 = 366,621.20 : x
  2. Step 2: Convert to fraction form
    473,735.87/709,932.03 = 366,621.20/x
  3. Step 3: Cross multiply
    473,735.87x = 709,932.03 × 366,621.20
  4. Step 4: Simplify right side
    473,735.87x = 260,276,129,207.38
  5. Step 5: Solve for x
    x = 260,276,129,207.38/473,735.87
  6. Step 6: Final answer
    x = 549,411.92

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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.