Home / 749,890.32-1,034,688.60-444,062.76

Finding the Fourth Proportional to 749,890.32, 1,034,688.60 and 444,062.76

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Solution

The fourth proportional to 749,890.32, 1,034,688.60 and 444,062.76 is: 612,711.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,890.32 : 1,034,688.60 = 444,062.76 : x
  2. Step 2: Convert to fraction form
    749,890.32/1,034,688.60 = 444,062.76/x
  3. Step 3: Cross multiply
    749,890.32x = 1,034,688.60 × 444,062.76
  4. Step 4: Simplify right side
    749,890.32x = 459,466,675,456.54
  5. Step 5: Solve for x
    x = 459,466,675,456.54/749,890.32
  6. Step 6: Final answer
    x = 612,711.84

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Double scale
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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.