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Finding the Fourth Proportional to 276,328.13, 414,492.06 and 124,347.56

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Solution

The fourth proportional to 276,328.13, 414,492.06 and 124,347.56 is: 186,521.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,328.13 : 414,492.06 = 124,347.56 : x
  2. Step 2: Convert to fraction form
    276,328.13/414,492.06 = 124,347.56/x
  3. Step 3: Cross multiply
    276,328.13x = 414,492.06 × 124,347.56
  4. Step 4: Simplify right side
    276,328.13x = 51,541,074,227.91
  5. Step 5: Solve for x
    x = 51,541,074,227.91/276,328.13
  6. Step 6: Final answer
    x = 186,521.28

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1.5x scale

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.