Home / 675,753.72-1,013,927.58-254,931.18

Finding the Fourth Proportional to 675,753.72, 1,013,927.58 and 254,931.18

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Solution

The fourth proportional to 675,753.72, 1,013,927.58 and 254,931.18 is: 382,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,753.72 : 1,013,927.58 = 254,931.18 : x
  2. Step 2: Convert to fraction form
    675,753.72/1,013,927.58 = 254,931.18/x
  3. Step 3: Cross multiply
    675,753.72x = 1,013,927.58 × 254,931.18
  4. Step 4: Simplify right side
    675,753.72x = 258,481,754,403.94
  5. Step 5: Solve for x
    x = 258,481,754,403.94/675,753.72
  6. Step 6: Final answer
    x = 382,508.81

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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.