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Finding the Fourth Proportional to 548,028.52, 756,225.91 and 344,014.22

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Solution

The fourth proportional to 548,028.52, 756,225.91 and 344,014.22 is: 474,706.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,028.52 : 756,225.91 = 344,014.22 : x
  2. Step 2: Convert to fraction form
    548,028.52/756,225.91 = 344,014.22/x
  3. Step 3: Cross multiply
    548,028.52x = 756,225.91 × 344,014.22
  4. Step 4: Simplify right side
    548,028.52x = 260,152,466,572.44
  5. Step 5: Solve for x
    x = 260,152,466,572.44/548,028.52
  6. Step 6: Final answer
    x = 474,706.07

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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.