Home / 1,656,487.85-2,484,787.19-458,309.86

Finding the Fourth Proportional to 1,656,487.85, 2,484,787.19 and 458,309.86

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Solution

The fourth proportional to 1,656,487.85, 2,484,787.19 and 458,309.86 is: 687,480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,487.85 : 2,484,787.19 = 458,309.86 : x
  2. Step 2: Convert to fraction form
    1,656,487.85/2,484,787.19 = 458,309.86/x
  3. Step 3: Cross multiply
    1,656,487.85x = 2,484,787.19 × 458,309.86
  4. Step 4: Simplify right side
    1,656,487.85x = 1,138,802,460,675.18
  5. Step 5: Solve for x
    x = 1,138,802,460,675.18/1,656,487.85
  6. Step 6: Final answer
    x = 687,480.12

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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.