Home / 609,087.18-913,817.64-272,411.04

Finding the Fourth Proportional to 609,087.18, 913,817.64 and 272,411.04

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Solution

The fourth proportional to 609,087.18, 913,817.64 and 272,411.04 is: 408,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,087.18 : 913,817.64 = 272,411.04 : x
  2. Step 2: Convert to fraction form
    609,087.18/913,817.64 = 272,411.04/x
  3. Step 3: Cross multiply
    609,087.18x = 913,817.64 × 272,411.04
  4. Step 4: Simplify right side
    609,087.18x = 248,934,013,682.75
  5. Step 5: Solve for x
    x = 248,934,013,682.75/609,087.18
  6. Step 6: Final answer
    x = 408,700.14

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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.