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Finding the Fourth Proportional to 654,671.10, 982,006.65 and 497,207.10

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Solution

The fourth proportional to 654,671.10, 982,006.65 and 497,207.10 is: 745,810.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,671.10 : 982,006.65 = 497,207.10 : x
  2. Step 2: Convert to fraction form
    654,671.10/982,006.65 = 497,207.10/x
  3. Step 3: Cross multiply
    654,671.10x = 982,006.65 × 497,207.10
  4. Step 4: Simplify right side
    654,671.10x = 488,260,678,627.22
  5. Step 5: Solve for x
    x = 488,260,678,627.22/654,671.10
  6. Step 6: Final answer
    x = 745,810.65

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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.