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Finding the Fourth Proportional to 652.62, 901.76 and 569.58

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Solution

The fourth proportional to 652.62, 901.76 and 569.58 is: 787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.62 : 901.76 = 569.58 : x
  2. Step 2: Convert to fraction form
    652.62/901.76 = 569.58/x
  3. Step 3: Cross multiply
    652.62x = 901.76 × 569.58
  4. Step 4: Simplify right side
    652.62x = 513,621.61
  5. Step 5: Solve for x
    x = 513,621.61/652.62
  6. Step 6: Final answer
    x = 787.01

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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.