Home / 1,012,975.08-1,397,811.78-560,256.36

Finding the Fourth Proportional to 1,012,975.08, 1,397,811.78 and 560,256.36

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Solution

The fourth proportional to 1,012,975.08, 1,397,811.78 and 560,256.36 is: 773,101.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,975.08 : 1,397,811.78 = 560,256.36 : x
  2. Step 2: Convert to fraction form
    1,012,975.08/1,397,811.78 = 560,256.36/x
  3. Step 3: Cross multiply
    1,012,975.08x = 1,397,811.78 × 560,256.36
  4. Step 4: Simplify right side
    1,012,975.08x = 783,132,939,827.92
  5. Step 5: Solve for x
    x = 783,132,939,827.92/1,012,975.08
  6. Step 6: Final answer
    x = 773,101.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.