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Finding the Fourth Proportional to 500,084.28, 750,150.59 and 163,124.28

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Solution

The fourth proportional to 500,084.28, 750,150.59 and 163,124.28 is: 244,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,084.28 : 750,150.59 = 163,124.28 : x
  2. Step 2: Convert to fraction form
    500,084.28/750,150.59 = 163,124.28/x
  3. Step 3: Cross multiply
    500,084.28x = 750,150.59 × 163,124.28
  4. Step 4: Simplify right side
    500,084.28x = 122,367,774,069.70
  5. Step 5: Solve for x
    x = 122,367,774,069.70/500,084.28
  6. Step 6: Final answer
    x = 244,694.30

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Double scale
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Similar ratio
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1.5x scale

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.