Home / 1,005,972.68-1,508,959.43-247,828.90

Finding the Fourth Proportional to 1,005,972.68, 1,508,959.43 and 247,828.90

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Solution

The fourth proportional to 1,005,972.68, 1,508,959.43 and 247,828.90 is: 371,743.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,972.68 : 1,508,959.43 = 247,828.90 : x
  2. Step 2: Convert to fraction form
    1,005,972.68/1,508,959.43 = 247,828.90/x
  3. Step 3: Cross multiply
    1,005,972.68x = 1,508,959.43 × 247,828.90
  4. Step 4: Simplify right side
    1,005,972.68x = 373,963,748,446.52
  5. Step 5: Solve for x
    x = 373,963,748,446.52/1,005,972.68
  6. Step 6: Final answer
    x = 371,743.44

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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.