Home / 749,904.32-1,034,707.92-444,076.76

Finding the Fourth Proportional to 749,904.32, 1,034,707.92 and 444,076.76

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Solution

The fourth proportional to 749,904.32, 1,034,707.92 and 444,076.76 is: 612,731.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,904.32 : 1,034,707.92 = 444,076.76 : x
  2. Step 2: Convert to fraction form
    749,904.32/1,034,707.92 = 444,076.76/x
  3. Step 3: Cross multiply
    749,904.32x = 1,034,707.92 × 444,076.76
  4. Step 4: Simplify right side
    749,904.32x = 459,489,740,659.94
  5. Step 5: Solve for x
    x = 459,489,740,659.94/749,904.32
  6. Step 6: Final answer
    x = 612,731.16

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Double scale
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Similar ratio
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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.