Home / 760,722.06-1,141,272.66-228,252.90

Finding the Fourth Proportional to 760,722.06, 1,141,272.66 and 228,252.90

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Solution

The fourth proportional to 760,722.06, 1,141,272.66 and 228,252.90 is: 342,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,722.06 : 1,141,272.66 = 228,252.90 : x
  2. Step 2: Convert to fraction form
    760,722.06/1,141,272.66 = 228,252.90/x
  3. Step 3: Cross multiply
    760,722.06x = 1,141,272.66 × 228,252.90
  4. Step 4: Simplify right side
    760,722.06x = 260,498,794,335.71
  5. Step 5: Solve for x
    x = 260,498,794,335.71/760,722.06
  6. Step 6: Final answer
    x = 342,436.23

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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.