Home / 454,246.90-680,787.15-348,541.90

Finding the Fourth Proportional to 454,246.90, 680,787.15 and 348,541.90

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Solution

The fourth proportional to 454,246.90, 680,787.15 and 348,541.90 is: 522,365.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,246.90 : 680,787.15 = 348,541.90 : x
  2. Step 2: Convert to fraction form
    454,246.90/680,787.15 = 348,541.90/x
  3. Step 3: Cross multiply
    454,246.90x = 680,787.15 × 348,541.90
  4. Step 4: Simplify right side
    454,246.90x = 237,282,846,756.59
  5. Step 5: Solve for x
    x = 237,282,846,756.59/454,246.90
  6. Step 6: Final answer
    x = 522,365.36

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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.