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Finding the Fourth Proportional to 508,466, 699,194.76 and 441,281.36

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Solution

The fourth proportional to 508,466, 699,194.76 and 441,281.36 is: 606,808.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,466 : 699,194.76 = 441,281.36 : x
  2. Step 2: Convert to fraction form
    508,466/699,194.76 = 441,281.36/x
  3. Step 3: Cross multiply
    508,466x = 699,194.76 × 441,281.36
  4. Step 4: Simplify right side
    508,466x = 308,541,614,597.67
  5. Step 5: Solve for x
    x = 308,541,614,597.67/508,466
  6. Step 6: Final answer
    x = 606,808.74

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Double scale
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Similar ratio
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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.