Home / 758,554.96-1,046,716.68-419,002.96

Finding the Fourth Proportional to 758,554.96, 1,046,716.68 and 419,002.96

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Solution

The fourth proportional to 758,554.96, 1,046,716.68 and 419,002.96 is: 578,174.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,554.96 : 1,046,716.68 = 419,002.96 : x
  2. Step 2: Convert to fraction form
    758,554.96/1,046,716.68 = 419,002.96/x
  3. Step 3: Cross multiply
    758,554.96x = 1,046,716.68 × 419,002.96
  4. Step 4: Simplify right side
    758,554.96x = 438,577,387,201.37
  5. Step 5: Solve for x
    x = 438,577,387,201.37/758,554.96
  6. Step 6: Final answer
    x = 578,174.83

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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.