Home / 417,325.46-626,037.06-132,916.10

Finding the Fourth Proportional to 417,325.46, 626,037.06 and 132,916.10

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Solution

The fourth proportional to 417,325.46, 626,037.06 and 132,916.10 is: 199,389.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,325.46 : 626,037.06 = 132,916.10 : x
  2. Step 2: Convert to fraction form
    417,325.46/626,037.06 = 132,916.10/x
  3. Step 3: Cross multiply
    417,325.46x = 626,037.06 × 132,916.10
  4. Step 4: Simplify right side
    417,325.46x = 83,210,404,470.67
  5. Step 5: Solve for x
    x = 83,210,404,470.67/417,325.46
  6. Step 6: Final answer
    x = 199,389.71

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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.