Home / 714,936.30-1,071,857.70-360,204.90

Finding the Fourth Proportional to 714,936.30, 1,071,857.70 and 360,204.90

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Solution

The fourth proportional to 714,936.30, 1,071,857.70 and 360,204.90 is: 540,031.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,936.30 : 1,071,857.70 = 360,204.90 : x
  2. Step 2: Convert to fraction form
    714,936.30/1,071,857.70 = 360,204.90/x
  3. Step 3: Cross multiply
    714,936.30x = 1,071,857.70 × 360,204.90
  4. Step 4: Simplify right side
    714,936.30x = 386,088,395,642.73
  5. Step 5: Solve for x
    x = 386,088,395,642.73/714,936.30
  6. Step 6: Final answer
    x = 540,031.88

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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.