Home / 998,255.52-1,496,534.64-436,870.56

Finding the Fourth Proportional to 998,255.52, 1,496,534.64 and 436,870.56

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Solution

The fourth proportional to 998,255.52, 1,496,534.64 and 436,870.56 is: 654,934.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,255.52 : 1,496,534.64 = 436,870.56 : x
  2. Step 2: Convert to fraction form
    998,255.52/1,496,534.64 = 436,870.56/x
  3. Step 3: Cross multiply
    998,255.52x = 1,496,534.64 × 436,870.56
  4. Step 4: Simplify right side
    998,255.52x = 653,791,926,236.20
  5. Step 5: Solve for x
    x = 653,791,926,236.20/998,255.52
  6. Step 6: Final answer
    x = 654,934.45

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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.