Home / 730,774.18-1,008,188.40-444,189.70

Finding the Fourth Proportional to 730,774.18, 1,008,188.40 and 444,189.70

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Solution

The fourth proportional to 730,774.18, 1,008,188.40 and 444,189.70 is: 612,811.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,774.18 : 1,008,188.40 = 444,189.70 : x
  2. Step 2: Convert to fraction form
    730,774.18/1,008,188.40 = 444,189.70/x
  3. Step 3: Cross multiply
    730,774.18x = 1,008,188.40 × 444,189.70
  4. Step 4: Simplify right side
    730,774.18x = 447,826,902,939.48
  5. Step 5: Solve for x
    x = 447,826,902,939.48/730,774.18
  6. Step 6: Final answer
    x = 612,811.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.