Home / 758,450.36-1,046,654.44-414,286.20

Finding the Fourth Proportional to 758,450.36, 1,046,654.44 and 414,286.20

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Solution

The fourth proportional to 758,450.36, 1,046,654.44 and 414,286.20 is: 571,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,450.36 : 1,046,654.44 = 414,286.20 : x
  2. Step 2: Convert to fraction form
    758,450.36/1,046,654.44 = 414,286.20/x
  3. Step 3: Cross multiply
    758,450.36x = 1,046,654.44 × 414,286.20
  4. Step 4: Simplify right side
    758,450.36x = 433,614,490,660.73
  5. Step 5: Solve for x
    x = 433,614,490,660.73/758,450.36
  6. Step 6: Final answer
    x = 571,711.10

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Double scale
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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.