Home / 276,064.07-413,673.72-185,772.40

Finding the Fourth Proportional to 276,064.07, 413,673.72 and 185,772.40

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Solution

The fourth proportional to 276,064.07, 413,673.72 and 185,772.40 is: 278,374.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,064.07 : 413,673.72 = 185,772.40 : x
  2. Step 2: Convert to fraction form
    276,064.07/413,673.72 = 185,772.40/x
  3. Step 3: Cross multiply
    276,064.07x = 413,673.72 × 185,772.40
  4. Step 4: Simplify right side
    276,064.07x = 76,849,159,781.33
  5. Step 5: Solve for x
    x = 76,849,159,781.33/276,064.07
  6. Step 6: Final answer
    x = 278,374.36

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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.