Home / 372,321.33-557,954.02-155,946.95

Finding the Fourth Proportional to 372,321.33, 557,954.02 and 155,946.95

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Solution

The fourth proportional to 372,321.33, 557,954.02 and 155,946.95 is: 233,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,321.33 : 557,954.02 = 155,946.95 : x
  2. Step 2: Convert to fraction form
    372,321.33/557,954.02 = 155,946.95/x
  3. Step 3: Cross multiply
    372,321.33x = 557,954.02 × 155,946.95
  4. Step 4: Simplify right side
    372,321.33x = 87,011,230,295.22
  5. Step 5: Solve for x
    x = 87,011,230,295.22/372,321.33
  6. Step 6: Final answer
    x = 233,699.29

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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.