Home / 627,820.10-941,730.15-603,325.70

Finding the Fourth Proportional to 627,820.10, 941,730.15 and 603,325.70

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Solution

The fourth proportional to 627,820.10, 941,730.15 and 603,325.70 is: 904,988.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,820.10 : 941,730.15 = 603,325.70 : x
  2. Step 2: Convert to fraction form
    627,820.10/941,730.15 = 603,325.70/x
  3. Step 3: Cross multiply
    627,820.10x = 941,730.15 × 603,325.70
  4. Step 4: Simplify right side
    627,820.10x = 568,170,001,959.86
  5. Step 5: Solve for x
    x = 568,170,001,959.86/627,820.10
  6. Step 6: Final answer
    x = 904,988.55

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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.