Home / 461,981.12-637,541.76-258,049.92

Finding the Fourth Proportional to 461,981.12, 637,541.76 and 258,049.92

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Solution

The fourth proportional to 461,981.12, 637,541.76 and 258,049.92 is: 356,113.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,981.12 : 637,541.76 = 258,049.92 : x
  2. Step 2: Convert to fraction form
    461,981.12/637,541.76 = 258,049.92/x
  3. Step 3: Cross multiply
    461,981.12x = 637,541.76 × 258,049.92
  4. Step 4: Simplify right side
    461,981.12x = 164,517,600,164.66
  5. Step 5: Solve for x
    x = 164,517,600,164.66/461,981.12
  6. Step 6: Final answer
    x = 356,113.25

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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.