Home / 768,053.20-1,152,079.80-702,734.80

Finding the Fourth Proportional to 768,053.20, 1,152,079.80 and 702,734.80

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Solution

The fourth proportional to 768,053.20, 1,152,079.80 and 702,734.80 is: 1,054,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,053.20 : 1,152,079.80 = 702,734.80 : x
  2. Step 2: Convert to fraction form
    768,053.20/1,152,079.80 = 702,734.80/x
  3. Step 3: Cross multiply
    768,053.20x = 1,152,079.80 × 702,734.80
  4. Step 4: Simplify right side
    768,053.20x = 809,606,567,837.04
  5. Step 5: Solve for x
    x = 809,606,567,837.04/768,053.20
  6. Step 6: Final answer
    x = 1,054,102.20

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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.