Home / 1,105,167.20-1,657,951.23-456,744.47

Finding the Fourth Proportional to 1,105,167.20, 1,657,951.23 and 456,744.47

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Solution

The fourth proportional to 1,105,167.20, 1,657,951.23 and 456,744.47 is: 685,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,167.20 : 1,657,951.23 = 456,744.47 : x
  2. Step 2: Convert to fraction form
    1,105,167.20/1,657,951.23 = 456,744.47/x
  3. Step 3: Cross multiply
    1,105,167.20x = 1,657,951.23 × 456,744.47
  4. Step 4: Simplify right side
    1,105,167.20x = 757,260,055,832.20
  5. Step 5: Solve for x
    x = 757,260,055,832.20/1,105,167.20
  6. Step 6: Final answer
    x = 685,199.54

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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.