Home / 675,436.72-1,013,154.87-254,614.18

Finding the Fourth Proportional to 675,436.72, 1,013,154.87 and 254,614.18

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Solution

The fourth proportional to 675,436.72, 1,013,154.87 and 254,614.18 is: 381,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,436.72 : 1,013,154.87 = 254,614.18 : x
  2. Step 2: Convert to fraction form
    675,436.72/1,013,154.87 = 254,614.18/x
  3. Step 3: Cross multiply
    675,436.72x = 1,013,154.87 × 254,614.18
  4. Step 4: Simplify right side
    675,436.72x = 257,963,596,438.06
  5. Step 5: Solve for x
    x = 257,963,596,438.06/675,436.72
  6. Step 6: Final answer
    x = 381,921.19

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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.