Home / 1,005,972.71-1,508,959.48-247,828.93

Finding the Fourth Proportional to 1,005,972.71, 1,508,959.48 and 247,828.93

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Solution

The fourth proportional to 1,005,972.71, 1,508,959.48 and 247,828.93 is: 371,743.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,972.71 : 1,508,959.48 = 247,828.93 : x
  2. Step 2: Convert to fraction form
    1,005,972.71/1,508,959.48 = 247,828.93/x
  3. Step 3: Cross multiply
    1,005,972.71x = 1,508,959.48 × 247,828.93
  4. Step 4: Simplify right side
    1,005,972.71x = 373,963,806,120.49
  5. Step 5: Solve for x
    x = 373,963,806,120.49/1,005,972.71
  6. Step 6: Final answer
    x = 371,743.49

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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.