Home / 477,464.70-658,869.15-273,516.42

Finding the Fourth Proportional to 477,464.70, 658,869.15 and 273,516.42

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Solution

The fourth proportional to 477,464.70, 658,869.15 and 273,516.42 is: 377,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,464.70 : 658,869.15 = 273,516.42 : x
  2. Step 2: Convert to fraction form
    477,464.70/658,869.15 = 273,516.42/x
  3. Step 3: Cross multiply
    477,464.70x = 658,869.15 × 273,516.42
  4. Step 4: Simplify right side
    477,464.70x = 180,211,531,156.44
  5. Step 5: Solve for x
    x = 180,211,531,156.44/477,464.70
  6. Step 6: Final answer
    x = 377,434.25

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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.