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Finding the Fourth Proportional to 560.98, 841.55 and 176.26

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Solution

The fourth proportional to 560.98, 841.55 and 176.26 is: 264.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.98 : 841.55 = 176.26 : x
  2. Step 2: Convert to fraction form
    560.98/841.55 = 176.26/x
  3. Step 3: Cross multiply
    560.98x = 841.55 × 176.26
  4. Step 4: Simplify right side
    560.98x = 148,331.60
  5. Step 5: Solve for x
    x = 148,331.60/560.98
  6. Step 6: Final answer
    x = 264.42

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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.