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Finding the Fourth Proportional to 473,700.08, 710,053.76 and 220,771.92

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Solution

The fourth proportional to 473,700.08, 710,053.76 and 220,771.92 is: 330,926.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,700.08 : 710,053.76 = 220,771.92 : x
  2. Step 2: Convert to fraction form
    473,700.08/710,053.76 = 220,771.92/x
  3. Step 3: Cross multiply
    473,700.08x = 710,053.76 × 220,771.92
  4. Step 4: Simplify right side
    473,700.08x = 156,759,931,898.42
  5. Step 5: Solve for x
    x = 156,759,931,898.42/473,700.08
  6. Step 6: Final answer
    x = 330,926.55

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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.