Home / 675,278.04-1,012,543.16-276,199.10

Finding the Fourth Proportional to 675,278.04, 1,012,543.16 and 276,199.10

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Solution

The fourth proportional to 675,278.04, 1,012,543.16 and 276,199.10 is: 414,145.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,278.04 : 1,012,543.16 = 276,199.10 : x
  2. Step 2: Convert to fraction form
    675,278.04/1,012,543.16 = 276,199.10/x
  3. Step 3: Cross multiply
    675,278.04x = 1,012,543.16 × 276,199.10
  4. Step 4: Simplify right side
    675,278.04x = 279,663,503,059.45
  5. Step 5: Solve for x
    x = 279,663,503,059.45/675,278.04
  6. Step 6: Final answer
    x = 414,145.71

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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.