Home / 668,174.93-1,002,787.27-368,862.11

Finding the Fourth Proportional to 668,174.93, 1,002,787.27 and 368,862.11

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Solution

The fourth proportional to 668,174.93, 1,002,787.27 and 368,862.11 is: 553,582.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,174.93 : 1,002,787.27 = 368,862.11 : x
  2. Step 2: Convert to fraction form
    668,174.93/1,002,787.27 = 368,862.11/x
  3. Step 3: Cross multiply
    668,174.93x = 1,002,787.27 × 368,862.11
  4. Step 4: Simplify right side
    668,174.93x = 369,890,228,293.34
  5. Step 5: Solve for x
    x = 369,890,228,293.34/668,174.93
  6. Step 6: Final answer
    x = 553,582.92

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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.