Home / 276,811.64-382,000.06-149,487.22

Finding the Fourth Proportional to 276,811.64, 382,000.06 and 149,487.22

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Solution

The fourth proportional to 276,811.64, 382,000.06 and 149,487.22 is: 206,292.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,811.64 : 382,000.06 = 149,487.22 : x
  2. Step 2: Convert to fraction form
    276,811.64/382,000.06 = 149,487.22/x
  3. Step 3: Cross multiply
    276,811.64x = 382,000.06 × 149,487.22
  4. Step 4: Simplify right side
    276,811.64x = 57,104,127,009.23
  5. Step 5: Solve for x
    x = 57,104,127,009.23/276,811.64
  6. Step 6: Final answer
    x = 206,292.36

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1.5x scale

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.