Home / 708,728.49-1,063,298.07-229,029.48

Finding the Fourth Proportional to 708,728.49, 1,063,298.07 and 229,029.48

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Solution

The fourth proportional to 708,728.49, 1,063,298.07 and 229,029.48 is: 343,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,728.49 : 1,063,298.07 = 229,029.48 : x
  2. Step 2: Convert to fraction form
    708,728.49/1,063,298.07 = 229,029.48/x
  3. Step 3: Cross multiply
    708,728.49x = 1,063,298.07 × 229,029.48
  4. Step 4: Simplify right side
    708,728.49x = 243,526,604,057.10
  5. Step 5: Solve for x
    x = 243,526,604,057.10/708,728.49
  6. Step 6: Final answer
    x = 343,610.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.