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Finding the Fourth Proportional to 610.04, 841.10 and 531.06

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Solution

The fourth proportional to 610.04, 841.10 and 531.06 is: 732.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.04 : 841.10 = 531.06 : x
  2. Step 2: Convert to fraction form
    610.04/841.10 = 531.06/x
  3. Step 3: Cross multiply
    610.04x = 841.10 × 531.06
  4. Step 4: Simplify right side
    610.04x = 446,674.57
  5. Step 5: Solve for x
    x = 446,674.57/610.04
  6. Step 6: Final answer
    x = 732.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.