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Finding the Fourth Proportional to 416,785.52, 575,160.41 and 225,798.46

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Solution

The fourth proportional to 416,785.52, 575,160.41 and 225,798.46 is: 311,599.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,785.52 : 575,160.41 = 225,798.46 : x
  2. Step 2: Convert to fraction form
    416,785.52/575,160.41 = 225,798.46/x
  3. Step 3: Cross multiply
    416,785.52x = 575,160.41 × 225,798.46
  4. Step 4: Simplify right side
    416,785.52x = 129,870,333,957.56
  5. Step 5: Solve for x
    x = 129,870,333,957.56/416,785.52
  6. Step 6: Final answer
    x = 311,599.92

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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.