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Finding the Fourth Proportional to 265,350.33, 366,133.41 and 156,488.90

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Solution

The fourth proportional to 265,350.33, 366,133.41 and 156,488.90 is: 215,925.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,350.33 : 366,133.41 = 156,488.90 : x
  2. Step 2: Convert to fraction form
    265,350.33/366,133.41 = 156,488.90/x
  3. Step 3: Cross multiply
    265,350.33x = 366,133.41 × 156,488.90
  4. Step 4: Simplify right side
    265,350.33x = 57,295,812,753.48
  5. Step 5: Solve for x
    x = 57,295,812,753.48/265,350.33
  6. Step 6: Final answer
    x = 215,925.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.