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Finding the Fourth Proportional to 474,269.01, 654,474.66 and 270,385.59

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Solution

The fourth proportional to 474,269.01, 654,474.66 and 270,385.59 is: 373,122.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,269.01 : 654,474.66 = 270,385.59 : x
  2. Step 2: Convert to fraction form
    474,269.01/654,474.66 = 270,385.59/x
  3. Step 3: Cross multiply
    474,269.01x = 654,474.66 × 270,385.59
  4. Step 4: Simplify right side
    474,269.01x = 176,960,517,084.15
  5. Step 5: Solve for x
    x = 176,960,517,084.15/474,269.01
  6. Step 6: Final answer
    x = 373,122.67

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1.5x scale

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.