Home / 935,792.28-1,289,870.19-731,482.74

Finding the Fourth Proportional to 935,792.28, 1,289,870.19 and 731,482.74

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Solution

The fourth proportional to 935,792.28, 1,289,870.19 and 731,482.74 is: 1,008,255.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,792.28 : 1,289,870.19 = 731,482.74 : x
  2. Step 2: Convert to fraction form
    935,792.28/1,289,870.19 = 731,482.74/x
  3. Step 3: Cross multiply
    935,792.28x = 1,289,870.19 × 731,482.74
  4. Step 4: Simplify right side
    935,792.28x = 943,517,780,825.52
  5. Step 5: Solve for x
    x = 943,517,780,825.52/935,792.28
  6. Step 6: Final answer
    x = 1,008,255.57

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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.