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Finding the Fourth Proportional to 610.18, 841.17 and 435.22

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Solution

The fourth proportional to 610.18, 841.17 and 435.22 is: 599.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.18 : 841.17 = 435.22 : x
  2. Step 2: Convert to fraction form
    610.18/841.17 = 435.22/x
  3. Step 3: Cross multiply
    610.18x = 841.17 × 435.22
  4. Step 4: Simplify right side
    610.18x = 366,094.01
  5. Step 5: Solve for x
    x = 366,094.01/610.18
  6. Step 6: Final answer
    x = 599.98

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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.