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Finding the Fourth Proportional to 560.71, 841.16 and 236.05

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Solution

The fourth proportional to 560.71, 841.16 and 236.05 is: 354.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.71 : 841.16 = 236.05 : x
  2. Step 2: Convert to fraction form
    560.71/841.16 = 236.05/x
  3. Step 3: Cross multiply
    560.71x = 841.16 × 236.05
  4. Step 4: Simplify right side
    560.71x = 198,550.43
  5. Step 5: Solve for x
    x = 198,550.43/560.71
  6. Step 6: Final answer
    x = 354.11

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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.