Home / 591,145.92-887,072.16-217,206.72

Finding the Fourth Proportional to 591,145.92, 887,072.16 and 217,206.72

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Solution

The fourth proportional to 591,145.92, 887,072.16 and 217,206.72 is: 325,939.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,145.92 : 887,072.16 = 217,206.72 : x
  2. Step 2: Convert to fraction form
    591,145.92/887,072.16 = 217,206.72/x
  3. Step 3: Cross multiply
    591,145.92x = 887,072.16 × 217,206.72
  4. Step 4: Simplify right side
    591,145.92x = 192,678,034,276.92
  5. Step 5: Solve for x
    x = 192,678,034,276.92/591,145.92
  6. Step 6: Final answer
    x = 325,939.89

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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.