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Finding the Fourth Proportional to 560.89, 841.21 and 150.01

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Solution

The fourth proportional to 560.89, 841.21 and 150.01 is: 224.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.89 : 841.21 = 150.01 : x
  2. Step 2: Convert to fraction form
    560.89/841.21 = 150.01/x
  3. Step 3: Cross multiply
    560.89x = 841.21 × 150.01
  4. Step 4: Simplify right side
    560.89x = 126,189.91
  5. Step 5: Solve for x
    x = 126,189.91/560.89
  6. Step 6: Final answer
    x = 224.98

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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.