Home / 996,631.40-1,495,165.80-491,434.40

Finding the Fourth Proportional to 996,631.40, 1,495,165.80 and 491,434.40

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Solution

The fourth proportional to 996,631.40, 1,495,165.80 and 491,434.40 is: 737,259.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,631.40 : 1,495,165.80 = 491,434.40 : x
  2. Step 2: Convert to fraction form
    996,631.40/1,495,165.80 = 491,434.40/x
  3. Step 3: Cross multiply
    996,631.40x = 1,495,165.80 × 491,434.40
  4. Step 4: Simplify right side
    996,631.40x = 734,775,907,823.52
  5. Step 5: Solve for x
    x = 734,775,907,823.52/996,631.40
  6. Step 6: Final answer
    x = 737,259.44

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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.