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Finding the Fourth Proportional to 696,024, 1,044,036 and 170,712

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Solution

The fourth proportional to 696,024, 1,044,036 and 170,712 is: 256,068

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,024 : 1,044,036 = 170,712 : x
  2. Step 2: Convert to fraction form
    696,024/1,044,036 = 170,712/x
  3. Step 3: Cross multiply
    696,024x = 1,044,036 × 170,712
  4. Step 4: Simplify right side
    696,024x = 178,229,473,632
  5. Step 5: Solve for x
    x = 178,229,473,632/696,024
  6. Step 6: Final answer
    x = 256,068

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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.