Home / 760,540.08-1,140,807-191,922.48

Finding the Fourth Proportional to 760,540.08, 1,140,807 and 191,922.48

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Solution

The fourth proportional to 760,540.08, 1,140,807 and 191,922.48 is: 287,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,540.08 : 1,140,807 = 191,922.48 : x
  2. Step 2: Convert to fraction form
    760,540.08/1,140,807 = 191,922.48/x
  3. Step 3: Cross multiply
    760,540.08x = 1,140,807 × 191,922.48
  4. Step 4: Simplify right side
    760,540.08x = 218,946,508,641.36
  5. Step 5: Solve for x
    x = 218,946,508,641.36/760,540.08
  6. Step 6: Final answer
    x = 287,882.93

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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.