Home / 901,849.65-1,244,508.09-493,953.29

Finding the Fourth Proportional to 901,849.65, 1,244,508.09 and 493,953.29

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Solution

The fourth proportional to 901,849.65, 1,244,508.09 and 493,953.29 is: 681,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,849.65 : 1,244,508.09 = 493,953.29 : x
  2. Step 2: Convert to fraction form
    901,849.65/1,244,508.09 = 493,953.29/x
  3. Step 3: Cross multiply
    901,849.65x = 1,244,508.09 × 493,953.29
  4. Step 4: Simplify right side
    901,849.65x = 614,728,859,264.58
  5. Step 5: Solve for x
    x = 614,728,859,264.58/901,849.65
  6. Step 6: Final answer
    x = 681,631.20

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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.