Home / 935,732.72-1,402,622.17-678,944.90

Finding the Fourth Proportional to 935,732.72, 1,402,622.17 and 678,944.90

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Solution

The fourth proportional to 935,732.72, 1,402,622.17 and 678,944.90 is: 1,017,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,732.72 : 1,402,622.17 = 678,944.90 : x
  2. Step 2: Convert to fraction form
    935,732.72/1,402,622.17 = 678,944.90/x
  3. Step 3: Cross multiply
    935,732.72x = 1,402,622.17 × 678,944.90
  4. Step 4: Simplify right side
    935,732.72x = 952,303,168,948.43
  5. Step 5: Solve for x
    x = 952,303,168,948.43/935,732.72
  6. Step 6: Final answer
    x = 1,017,708.53

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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.