Home / 783,452.24-1,074,122.91-769,280.48

Finding the Fourth Proportional to 783,452.24, 1,074,122.91 and 769,280.48

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Solution

The fourth proportional to 783,452.24, 1,074,122.91 and 769,280.48 is: 1,054,693.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,452.24 : 1,074,122.91 = 769,280.48 : x
  2. Step 2: Convert to fraction form
    783,452.24/1,074,122.91 = 769,280.48/x
  3. Step 3: Cross multiply
    783,452.24x = 1,074,122.91 × 769,280.48
  4. Step 4: Simplify right side
    783,452.24x = 826,301,785,297.98
  5. Step 5: Solve for x
    x = 826,301,785,297.98/783,452.24
  6. Step 6: Final answer
    x = 1,054,693.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.