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Finding the Fourth Proportional to 330,316.92, 495,494.22 and 93,641

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Solution

The fourth proportional to 330,316.92, 495,494.22 and 93,641 is: 140,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,316.92 : 495,494.22 = 93,641 : x
  2. Step 2: Convert to fraction form
    330,316.92/495,494.22 = 93,641/x
  3. Step 3: Cross multiply
    330,316.92x = 495,494.22 × 93,641
  4. Step 4: Simplify right side
    330,316.92x = 46,398,574,255.02
  5. Step 5: Solve for x
    x = 46,398,574,255.02/330,316.92
  6. Step 6: Final answer
    x = 140,466.84

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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.