Home / 996,729.60-1,495,094.40-990,824.70

Finding the Fourth Proportional to 996,729.60, 1,495,094.40 and 990,824.70

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Solution

The fourth proportional to 996,729.60, 1,495,094.40 and 990,824.70 is: 1,486,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,729.60 : 1,495,094.40 = 990,824.70 : x
  2. Step 2: Convert to fraction form
    996,729.60/1,495,094.40 = 990,824.70/x
  3. Step 3: Cross multiply
    996,729.60x = 1,495,094.40 × 990,824.70
  4. Step 4: Simplify right side
    996,729.60x = 1,481,376,460,351.68
  5. Step 5: Solve for x
    x = 1,481,376,460,351.68/996,729.60
  6. Step 6: Final answer
    x = 1,486,237.05

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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.