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Finding the Fourth Proportional to 569,693.12, 854,532.10 and 170,337.20

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Solution

The fourth proportional to 569,693.12, 854,532.10 and 170,337.20 is: 255,503.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,693.12 : 854,532.10 = 170,337.20 : x
  2. Step 2: Convert to fraction form
    569,693.12/854,532.10 = 170,337.20/x
  3. Step 3: Cross multiply
    569,693.12x = 854,532.10 × 170,337.20
  4. Step 4: Simplify right side
    569,693.12x = 145,558,605,224.12
  5. Step 5: Solve for x
    x = 145,558,605,224.12/569,693.12
  6. Step 6: Final answer
    x = 255,503.53

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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.