Home / 627,225.66-940,280.76-272,045.88

Finding the Fourth Proportional to 627,225.66, 940,280.76 and 272,045.88

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Solution

The fourth proportional to 627,225.66, 940,280.76 and 272,045.88 is: 407,826.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,225.66 : 940,280.76 = 272,045.88 : x
  2. Step 2: Convert to fraction form
    627,225.66/940,280.76 = 272,045.88/x
  3. Step 3: Cross multiply
    627,225.66x = 940,280.76 × 272,045.88
  4. Step 4: Simplify right side
    627,225.66x = 255,799,506,801.27
  5. Step 5: Solve for x
    x = 255,799,506,801.27/627,225.66
  6. Step 6: Final answer
    x = 407,826.92

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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.