Home / 833,425.17-1,249,279.65-327,781.14

Finding the Fourth Proportional to 833,425.17, 1,249,279.65 and 327,781.14

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Solution

The fourth proportional to 833,425.17, 1,249,279.65 and 327,781.14 is: 491,334.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,425.17 : 1,249,279.65 = 327,781.14 : x
  2. Step 2: Convert to fraction form
    833,425.17/1,249,279.65 = 327,781.14/x
  3. Step 3: Cross multiply
    833,425.17x = 1,249,279.65 × 327,781.14
  4. Step 4: Simplify right side
    833,425.17x = 409,490,307,855.80
  5. Step 5: Solve for x
    x = 409,490,307,855.80/833,425.17
  6. Step 6: Final answer
    x = 491,334.22

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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.