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Finding the Fourth Proportional to 604,933.98, 907,189.52 and 178,356.59

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Solution

The fourth proportional to 604,933.98, 907,189.52 and 178,356.59 is: 267,472.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,933.98 : 907,189.52 = 178,356.59 : x
  2. Step 2: Convert to fraction form
    604,933.98/907,189.52 = 178,356.59/x
  3. Step 3: Cross multiply
    604,933.98x = 907,189.52 × 178,356.59
  4. Step 4: Simplify right side
    604,933.98x = 161,803,229,270.94
  5. Step 5: Solve for x
    x = 161,803,229,270.94/604,933.98
  6. Step 6: Final answer
    x = 267,472.54

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Double scale
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Similar ratio
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1.5x scale

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.