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Finding the Fourth Proportional to 564,688, 847,032 and 170,704

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Solution

The fourth proportional to 564,688, 847,032 and 170,704 is: 256,056

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,688 : 847,032 = 170,704 : x
  2. Step 2: Convert to fraction form
    564,688/847,032 = 170,704/x
  3. Step 3: Cross multiply
    564,688x = 847,032 × 170,704
  4. Step 4: Simplify right side
    564,688x = 144,591,750,528
  5. Step 5: Solve for x
    x = 144,591,750,528/564,688
  6. Step 6: Final answer
    x = 256,056

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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.