Home / 732,272.10-1,099,056.15-432,377.70

Finding the Fourth Proportional to 732,272.10, 1,099,056.15 and 432,377.70

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Solution

The fourth proportional to 732,272.10, 1,099,056.15 and 432,377.70 is: 648,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,272.10 : 1,099,056.15 = 432,377.70 : x
  2. Step 2: Convert to fraction form
    732,272.10/1,099,056.15 = 432,377.70/x
  3. Step 3: Cross multiply
    732,272.10x = 1,099,056.15 × 432,377.70
  4. Step 4: Simplify right side
    732,272.10x = 475,207,370,307.86
  5. Step 5: Solve for x
    x = 475,207,370,307.86/732,272.10
  6. Step 6: Final answer
    x = 648,949.17

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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.