Home / 867,970.76-1,301,891.34-268,936.52

Finding the Fourth Proportional to 867,970.76, 1,301,891.34 and 268,936.52

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Solution

The fourth proportional to 867,970.76, 1,301,891.34 and 268,936.52 is: 403,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,970.76 : 1,301,891.34 = 268,936.52 : x
  2. Step 2: Convert to fraction form
    867,970.76/1,301,891.34 = 268,936.52/x
  3. Step 3: Cross multiply
    867,970.76x = 1,301,891.34 × 268,936.52
  4. Step 4: Simplify right side
    867,970.76x = 350,126,126,397.74
  5. Step 5: Solve for x
    x = 350,126,126,397.74/867,970.76
  6. Step 6: Final answer
    x = 403,384.70

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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.