Home / 696,812.40-1,044,959.40-276,001.20

Finding the Fourth Proportional to 696,812.40, 1,044,959.40 and 276,001.20

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Solution

The fourth proportional to 696,812.40, 1,044,959.40 and 276,001.20 is: 413,899.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,812.40 : 1,044,959.40 = 276,001.20 : x
  2. Step 2: Convert to fraction form
    696,812.40/1,044,959.40 = 276,001.20/x
  3. Step 3: Cross multiply
    696,812.40x = 1,044,959.40 × 276,001.20
  4. Step 4: Simplify right side
    696,812.40x = 288,410,048,351.28
  5. Step 5: Solve for x
    x = 288,410,048,351.28/696,812.40
  6. Step 6: Final answer
    x = 413,899.13

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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.