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Finding the Fourth Proportional to 406,359.24, 560,751.10 and 225,060.32

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Solution

The fourth proportional to 406,359.24, 560,751.10 and 225,060.32 is: 310,569.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,359.24 : 560,751.10 = 225,060.32 : x
  2. Step 2: Convert to fraction form
    406,359.24/560,751.10 = 225,060.32/x
  3. Step 3: Cross multiply
    406,359.24x = 560,751.10 × 225,060.32
  4. Step 4: Simplify right side
    406,359.24x = 126,202,818,639.95
  5. Step 5: Solve for x
    x = 126,202,818,639.95/406,359.24
  6. Step 6: Final answer
    x = 310,569.58

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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.