Home / 371,944.16-513,339.05-226,834.12

Finding the Fourth Proportional to 371,944.16, 513,339.05 and 226,834.12

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Solution

The fourth proportional to 371,944.16, 513,339.05 and 226,834.12 is: 313,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,944.16 : 513,339.05 = 226,834.12 : x
  2. Step 2: Convert to fraction form
    371,944.16/513,339.05 = 226,834.12/x
  3. Step 3: Cross multiply
    371,944.16x = 513,339.05 × 226,834.12
  4. Step 4: Simplify right side
    371,944.16x = 116,442,811,668.39
  5. Step 5: Solve for x
    x = 116,442,811,668.39/371,944.16
  6. Step 6: Final answer
    x = 313,065.30

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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.