Home / 1,012,934.70-1,397,647.71-560,138.22

Finding the Fourth Proportional to 1,012,934.70, 1,397,647.71 and 560,138.22

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Solution

The fourth proportional to 1,012,934.70, 1,397,647.71 and 560,138.22 is: 772,878.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,934.70 : 1,397,647.71 = 560,138.22 : x
  2. Step 2: Convert to fraction form
    1,012,934.70/1,397,647.71 = 560,138.22/x
  3. Step 3: Cross multiply
    1,012,934.70x = 1,397,647.71 × 560,138.22
  4. Step 4: Simplify right side
    1,012,934.70x = 782,875,900,466.48
  5. Step 5: Solve for x
    x = 782,875,900,466.48/1,012,934.70
  6. Step 6: Final answer
    x = 772,878.94

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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.