Home / 996,982.40-1,495,473.60-365,814.20

Finding the Fourth Proportional to 996,982.40, 1,495,473.60 and 365,814.20

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Solution

The fourth proportional to 996,982.40, 1,495,473.60 and 365,814.20 is: 548,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,982.40 : 1,495,473.60 = 365,814.20 : x
  2. Step 2: Convert to fraction form
    996,982.40/1,495,473.60 = 365,814.20/x
  3. Step 3: Cross multiply
    996,982.40x = 1,495,473.60 × 365,814.20
  4. Step 4: Simplify right side
    996,982.40x = 547,065,478,605.12
  5. Step 5: Solve for x
    x = 547,065,478,605.12/996,982.40
  6. Step 6: Final answer
    x = 548,721.30

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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.