Home / 321,746.49-444,022.02-194,397.48

Finding the Fourth Proportional to 321,746.49, 444,022.02 and 194,397.48

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Solution

The fourth proportional to 321,746.49, 444,022.02 and 194,397.48 is: 268,275.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,746.49 : 444,022.02 = 194,397.48 : x
  2. Step 2: Convert to fraction form
    321,746.49/444,022.02 = 194,397.48/x
  3. Step 3: Cross multiply
    321,746.49x = 444,022.02 × 194,397.48
  4. Step 4: Simplify right side
    321,746.49x = 86,316,761,752.51
  5. Step 5: Solve for x
    x = 86,316,761,752.51/321,746.49
  6. Step 6: Final answer
    x = 268,275.69

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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.