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Finding the Fourth Proportional to 491,707.10, 737,560.65 and 491,707.10

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Solution

The fourth proportional to 491,707.10, 737,560.65 and 491,707.10 is: 737,560.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,707.10 : 737,560.65 = 491,707.10 : x
  2. Step 2: Convert to fraction form
    491,707.10/737,560.65 = 491,707.10/x
  3. Step 3: Cross multiply
    491,707.10x = 737,560.65 × 491,707.10
  4. Step 4: Simplify right side
    491,707.10x = 362,663,808,285.62
  5. Step 5: Solve for x
    x = 362,663,808,285.62/491,707.10
  6. Step 6: Final answer
    x = 737,560.65

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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.