Home / 996,656.40-1,494,932.36-286,656.57

Finding the Fourth Proportional to 996,656.40, 1,494,932.36 and 286,656.57

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Solution

The fourth proportional to 996,656.40, 1,494,932.36 and 286,656.57 is: 429,969.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,656.40 : 1,494,932.36 = 286,656.57 : x
  2. Step 2: Convert to fraction form
    996,656.40/1,494,932.36 = 286,656.57/x
  3. Step 3: Cross multiply
    996,656.40x = 1,494,932.36 × 286,656.57
  4. Step 4: Simplify right side
    996,656.40x = 428,532,181,266.32
  5. Step 5: Solve for x
    x = 428,532,181,266.32/996,656.40
  6. Step 6: Final answer
    x = 429,969.83

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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.