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Finding the Fourth Proportional to 255,189.56, 382,527.02 and 160,487.41

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Solution

The fourth proportional to 255,189.56, 382,527.02 and 160,487.41 is: 240,569.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,189.56 : 382,527.02 = 160,487.41 : x
  2. Step 2: Convert to fraction form
    255,189.56/382,527.02 = 160,487.41/x
  3. Step 3: Cross multiply
    255,189.56x = 382,527.02 × 160,487.41
  4. Step 4: Simplify right side
    255,189.56x = 61,390,767,979.75
  5. Step 5: Solve for x
    x = 61,390,767,979.75/255,189.56
  6. Step 6: Final answer
    x = 240,569.28

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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.