Home / 923,255.72-1,382,045.72-787,053.16

Finding the Fourth Proportional to 923,255.72, 1,382,045.72 and 787,053.16

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Solution

The fourth proportional to 923,255.72, 1,382,045.72 and 787,053.16 is: 1,178,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,255.72 : 1,382,045.72 = 787,053.16 : x
  2. Step 2: Convert to fraction form
    923,255.72/1,382,045.72 = 787,053.16/x
  3. Step 3: Cross multiply
    923,255.72x = 1,382,045.72 × 787,053.16
  4. Step 4: Simplify right side
    923,255.72x = 1,087,743,443,422.35
  5. Step 5: Solve for x
    x = 1,087,743,443,422.35/923,255.72
  6. Step 6: Final answer
    x = 1,178,160.53

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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.