Home / 942,675.32-1,300,870.68-512,956.64

Finding the Fourth Proportional to 942,675.32, 1,300,870.68 and 512,956.64

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Solution

The fourth proportional to 942,675.32, 1,300,870.68 and 512,956.64 is: 707,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,675.32 : 1,300,870.68 = 512,956.64 : x
  2. Step 2: Convert to fraction form
    942,675.32/1,300,870.68 = 512,956.64/x
  3. Step 3: Cross multiply
    942,675.32x = 1,300,870.68 × 512,956.64
  4. Step 4: Simplify right side
    942,675.32x = 667,290,253,087.32
  5. Step 5: Solve for x
    x = 667,290,253,087.32/942,675.32
  6. Step 6: Final answer
    x = 707,868.59

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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.