Home / 760,823.33-1,141,311.20-281,177.21

Finding the Fourth Proportional to 760,823.33, 1,141,311.20 and 281,177.21

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Solution

The fourth proportional to 760,823.33, 1,141,311.20 and 281,177.21 is: 421,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,823.33 : 1,141,311.20 = 281,177.21 : x
  2. Step 2: Convert to fraction form
    760,823.33/1,141,311.20 = 281,177.21/x
  3. Step 3: Cross multiply
    760,823.33x = 1,141,311.20 × 281,177.21
  4. Step 4: Simplify right side
    760,823.33x = 320,910,700,405.14
  5. Step 5: Solve for x
    x = 320,910,700,405.14/760,823.33
  6. Step 6: Final answer
    x = 421,793.98

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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.