Home / 755,462.74-1,043,474.78-548,400.66

Finding the Fourth Proportional to 755,462.74, 1,043,474.78 and 548,400.66

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Solution

The fourth proportional to 755,462.74, 1,043,474.78 and 548,400.66 is: 757,472.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,462.74 : 1,043,474.78 = 548,400.66 : x
  2. Step 2: Convert to fraction form
    755,462.74/1,043,474.78 = 548,400.66/x
  3. Step 3: Cross multiply
    755,462.74x = 1,043,474.78 × 548,400.66
  4. Step 4: Simplify right side
    755,462.74x = 572,242,258,045.36
  5. Step 5: Solve for x
    x = 572,242,258,045.36/755,462.74
  6. Step 6: Final answer
    x = 757,472.51

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1.5x scale

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.