Home / 607,515.10-911,272.65-574,855.90

Finding the Fourth Proportional to 607,515.10, 911,272.65 and 574,855.90

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Solution

The fourth proportional to 607,515.10, 911,272.65 and 574,855.90 is: 862,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,515.10 : 911,272.65 = 574,855.90 : x
  2. Step 2: Convert to fraction form
    607,515.10/911,272.65 = 574,855.90/x
  3. Step 3: Cross multiply
    607,515.10x = 911,272.65 × 574,855.90
  4. Step 4: Simplify right side
    607,515.10x = 523,850,459,361.14
  5. Step 5: Solve for x
    x = 523,850,459,361.14/607,515.10
  6. Step 6: Final answer
    x = 862,283.85

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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.