Home / 778,461.04-1,167,741-329,098.18

Finding the Fourth Proportional to 778,461.04, 1,167,741 and 329,098.18

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Solution

The fourth proportional to 778,461.04, 1,167,741 and 329,098.18 is: 493,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,461.04 : 1,167,741 = 329,098.18 : x
  2. Step 2: Convert to fraction form
    778,461.04/1,167,741 = 329,098.18/x
  3. Step 3: Cross multiply
    778,461.04x = 1,167,741 × 329,098.18
  4. Step 4: Simplify right side
    778,461.04x = 384,301,437,811.38
  5. Step 5: Solve for x
    x = 384,301,437,811.38/778,461.04
  6. Step 6: Final answer
    x = 493,668.17

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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.