Home / 1,218,294.50-1,827,752.78-365,362.88

Finding the Fourth Proportional to 1,218,294.50, 1,827,752.78 and 365,362.88

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Solution

The fourth proportional to 1,218,294.50, 1,827,752.78 and 365,362.88 is: 548,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,294.50 : 1,827,752.78 = 365,362.88 : x
  2. Step 2: Convert to fraction form
    1,218,294.50/1,827,752.78 = 365,362.88/x
  3. Step 3: Cross multiply
    1,218,294.50x = 1,827,752.78 × 365,362.88
  4. Step 4: Simplify right side
    1,218,294.50x = 667,793,011,403.45
  5. Step 5: Solve for x
    x = 667,793,011,403.45/1,218,294.50
  6. Step 6: Final answer
    x = 548,137.59

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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.