Home / 760,767.95-1,141,150.85-228,288.11

Finding the Fourth Proportional to 760,767.95, 1,141,150.85 and 228,288.11

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Solution

The fourth proportional to 760,767.95, 1,141,150.85 and 228,288.11 is: 342,431.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,767.95 : 1,141,150.85 = 228,288.11 : x
  2. Step 2: Convert to fraction form
    760,767.95/1,141,150.85 = 228,288.11/x
  3. Step 3: Cross multiply
    760,767.95x = 1,141,150.85 × 228,288.11
  4. Step 4: Simplify right side
    760,767.95x = 260,511,169,629.95
  5. Step 5: Solve for x
    x = 260,511,169,629.95/760,767.95
  6. Step 6: Final answer
    x = 342,431.84

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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.