Home / 712,862.16-1,069,306.89-233,091.75

Finding the Fourth Proportional to 712,862.16, 1,069,306.89 and 233,091.75

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Solution

The fourth proportional to 712,862.16, 1,069,306.89 and 233,091.75 is: 349,642.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,862.16 : 1,069,306.89 = 233,091.75 : x
  2. Step 2: Convert to fraction form
    712,862.16/1,069,306.89 = 233,091.75/x
  3. Step 3: Cross multiply
    712,862.16x = 1,069,306.89 × 233,091.75
  4. Step 4: Simplify right side
    712,862.16x = 249,246,614,277.16
  5. Step 5: Solve for x
    x = 249,246,614,277.16/712,862.16
  6. Step 6: Final answer
    x = 349,642.09

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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.