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Finding the Fourth Proportional to 477,770.14, 659,349.96 and 273,854.92

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Solution

The fourth proportional to 477,770.14, 659,349.96 and 273,854.92 is: 377,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,770.14 : 659,349.96 = 273,854.92 : x
  2. Step 2: Convert to fraction form
    477,770.14/659,349.96 = 273,854.92/x
  3. Step 3: Cross multiply
    477,770.14x = 659,349.96 × 273,854.92
  4. Step 4: Simplify right side
    477,770.14x = 180,566,230,547.80
  5. Step 5: Solve for x
    x = 180,566,230,547.80/477,770.14
  6. Step 6: Final answer
    x = 377,935.36

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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.