Home / 803,729.59-1,109,142.92-441,159.62

Finding the Fourth Proportional to 803,729.59, 1,109,142.92 and 441,159.62

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Solution

The fourth proportional to 803,729.59, 1,109,142.92 and 441,159.62 is: 608,798.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,729.59 : 1,109,142.92 = 441,159.62 : x
  2. Step 2: Convert to fraction form
    803,729.59/1,109,142.92 = 441,159.62/x
  3. Step 3: Cross multiply
    803,729.59x = 1,109,142.92 × 441,159.62
  4. Step 4: Simplify right side
    803,729.59x = 489,309,064,670.08
  5. Step 5: Solve for x
    x = 489,309,064,670.08/803,729.59
  6. Step 6: Final answer
    x = 608,798.12

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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.