Home / 330,468.88-495,702.28-93,811.72

Finding the Fourth Proportional to 330,468.88, 495,702.28 and 93,811.72

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Solution

The fourth proportional to 330,468.88, 495,702.28 and 93,811.72 is: 140,717.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,468.88 : 495,702.28 = 93,811.72 : x
  2. Step 2: Convert to fraction form
    330,468.88/495,702.28 = 93,811.72/x
  3. Step 3: Cross multiply
    330,468.88x = 495,702.28 × 93,811.72
  4. Step 4: Simplify right side
    330,468.88x = 46,502,683,494.72
  5. Step 5: Solve for x
    x = 46,502,683,494.72/330,468.88
  6. Step 6: Final answer
    x = 140,717.28

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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.