Home / 839,959.68-1,159,115.49-477,377.22

Finding the Fourth Proportional to 839,959.68, 1,159,115.49 and 477,377.22

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Solution

The fourth proportional to 839,959.68, 1,159,115.49 and 477,377.22 is: 658,764.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,959.68 : 1,159,115.49 = 477,377.22 : x
  2. Step 2: Convert to fraction form
    839,959.68/1,159,115.49 = 477,377.22/x
  3. Step 3: Cross multiply
    839,959.68x = 1,159,115.49 × 477,377.22
  4. Step 4: Simplify right side
    839,959.68x = 553,335,330,275.14
  5. Step 5: Solve for x
    x = 553,335,330,275.14/839,959.68
  6. Step 6: Final answer
    x = 658,764.16

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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.