Home / 454,292.10-681,438.15-365,718.60

Finding the Fourth Proportional to 454,292.10, 681,438.15 and 365,718.60

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Solution

The fourth proportional to 454,292.10, 681,438.15 and 365,718.60 is: 548,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,292.10 : 681,438.15 = 365,718.60 : x
  2. Step 2: Convert to fraction form
    454,292.10/681,438.15 = 365,718.60/x
  3. Step 3: Cross multiply
    454,292.10x = 681,438.15 × 365,718.60
  4. Step 4: Simplify right side
    454,292.10x = 249,214,606,204.59
  5. Step 5: Solve for x
    x = 249,214,606,204.59/454,292.10
  6. Step 6: Final answer
    x = 548,577.90

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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.