Home / 758,290.92-1,046,433.06-418,752.36

Finding the Fourth Proportional to 758,290.92, 1,046,433.06 and 418,752.36

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Solution

The fourth proportional to 758,290.92, 1,046,433.06 and 418,752.36 is: 577,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,290.92 : 1,046,433.06 = 418,752.36 : x
  2. Step 2: Convert to fraction form
    758,290.92/1,046,433.06 = 418,752.36/x
  3. Step 3: Cross multiply
    758,290.92x = 1,046,433.06 × 418,752.36
  4. Step 4: Simplify right side
    758,290.92x = 438,196,313,457.02
  5. Step 5: Solve for x
    x = 438,196,313,457.02/758,290.92
  6. Step 6: Final answer
    x = 577,873.61

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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.