Home / 732,419.10-1,097,972.55-479,820.60

Finding the Fourth Proportional to 732,419.10, 1,097,972.55 and 479,820.60

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Solution

The fourth proportional to 732,419.10, 1,097,972.55 and 479,820.60 is: 719,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,419.10 : 1,097,972.55 = 479,820.60 : x
  2. Step 2: Convert to fraction form
    732,419.10/1,097,972.55 = 479,820.60/x
  3. Step 3: Cross multiply
    732,419.10x = 1,097,972.55 × 479,820.60
  4. Step 4: Simplify right side
    732,419.10x = 526,829,847,724.53
  5. Step 5: Solve for x
    x = 526,829,847,724.53/732,419.10
  6. Step 6: Final answer
    x = 719,301.08

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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.