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Finding the Fourth Proportional to 349,498.50, 524,114.55 and 124,816.98

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Solution

The fourth proportional to 349,498.50, 524,114.55 and 124,816.98 is: 187,177.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,498.50 : 524,114.55 = 124,816.98 : x
  2. Step 2: Convert to fraction form
    349,498.50/524,114.55 = 124,816.98/x
  3. Step 3: Cross multiply
    349,498.50x = 524,114.55 × 124,816.98
  4. Step 4: Simplify right side
    349,498.50x = 65,418,395,305.06
  5. Step 5: Solve for x
    x = 65,418,395,305.06/349,498.50
  6. Step 6: Final answer
    x = 187,177.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.