Home / 1,255,306.83-1,732,329.57-682,347

Finding the Fourth Proportional to 1,255,306.83, 1,732,329.57 and 682,347

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Solution

The fourth proportional to 1,255,306.83, 1,732,329.57 and 682,347 is: 941,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,306.83 : 1,732,329.57 = 682,347 : x
  2. Step 2: Convert to fraction form
    1,255,306.83/1,732,329.57 = 682,347/x
  3. Step 3: Cross multiply
    1,255,306.83x = 1,732,329.57 × 682,347
  4. Step 4: Simplify right side
    1,255,306.83x = 1,182,049,885,100.79
  5. Step 5: Solve for x
    x = 1,182,049,885,100.79/1,255,306.83
  6. Step 6: Final answer
    x = 941,642.20

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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.