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Finding the Fourth Proportional to 610.32, 910.08 and 569.28

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Solution

The fourth proportional to 610.32, 910.08 and 569.28 is: 848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.32 : 910.08 = 569.28 : x
  2. Step 2: Convert to fraction form
    610.32/910.08 = 569.28/x
  3. Step 3: Cross multiply
    610.32x = 910.08 × 569.28
  4. Step 4: Simplify right side
    610.32x = 518,090.34
  5. Step 5: Solve for x
    x = 518,090.34/610.32
  6. Step 6: Final answer
    x = 848.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.