Home / 340,249.97-510,449.02-103,586.51

Finding the Fourth Proportional to 340,249.97, 510,449.02 and 103,586.51

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Solution

The fourth proportional to 340,249.97, 510,449.02 and 103,586.51 is: 155,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,249.97 : 510,449.02 = 103,586.51 : x
  2. Step 2: Convert to fraction form
    340,249.97/510,449.02 = 103,586.51/x
  3. Step 3: Cross multiply
    340,249.97x = 510,449.02 × 103,586.51
  4. Step 4: Simplify right side
    340,249.97x = 52,875,629,703.51
  5. Step 5: Solve for x
    x = 52,875,629,703.51/340,249.97
  6. Step 6: Final answer
    x = 155,402.30

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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.