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Finding the Fourth Proportional to 406,218.77, 560,587.80 and 224,930.35

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Solution

The fourth proportional to 406,218.77, 560,587.80 and 224,930.35 is: 310,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,218.77 : 560,587.80 = 224,930.35 : x
  2. Step 2: Convert to fraction form
    406,218.77/560,587.80 = 224,930.35/x
  3. Step 3: Cross multiply
    406,218.77x = 560,587.80 × 224,930.35
  4. Step 4: Simplify right side
    406,218.77x = 126,093,210,059.73
  5. Step 5: Solve for x
    x = 126,093,210,059.73/406,218.77
  6. Step 6: Final answer
    x = 310,407.15

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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.