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Finding the Fourth Proportional to 474,548.52, 654,861.06 and 259,674.15

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Solution

The fourth proportional to 474,548.52, 654,861.06 and 259,674.15 is: 358,341.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,548.52 : 654,861.06 = 259,674.15 : x
  2. Step 2: Convert to fraction form
    474,548.52/654,861.06 = 259,674.15/x
  3. Step 3: Cross multiply
    474,548.52x = 654,861.06 × 259,674.15
  4. Step 4: Simplify right side
    474,548.52x = 170,050,489,123.60
  5. Step 5: Solve for x
    x = 170,050,489,123.60/474,548.52
  6. Step 6: Final answer
    x = 358,341.63

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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.