Home / 447,585.38-671,378.07-152,097.38

Finding the Fourth Proportional to 447,585.38, 671,378.07 and 152,097.38

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Solution

The fourth proportional to 447,585.38, 671,378.07 and 152,097.38 is: 228,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,585.38 : 671,378.07 = 152,097.38 : x
  2. Step 2: Convert to fraction form
    447,585.38/671,378.07 = 152,097.38/x
  3. Step 3: Cross multiply
    447,585.38x = 671,378.07 × 152,097.38
  4. Step 4: Simplify right side
    447,585.38x = 102,114,842,079.57
  5. Step 5: Solve for x
    x = 102,114,842,079.57/447,585.38
  6. Step 6: Final answer
    x = 228,146.07

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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.