Home / 349,719.80-524,579.70-113,232.20

Finding the Fourth Proportional to 349,719.80, 524,579.70 and 113,232.20

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Solution

The fourth proportional to 349,719.80, 524,579.70 and 113,232.20 is: 169,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,719.80 : 524,579.70 = 113,232.20 : x
  2. Step 2: Convert to fraction form
    349,719.80/524,579.70 = 113,232.20/x
  3. Step 3: Cross multiply
    349,719.80x = 524,579.70 × 113,232.20
  4. Step 4: Simplify right side
    349,719.80x = 59,399,313,506.34
  5. Step 5: Solve for x
    x = 59,399,313,506.34/349,719.80
  6. Step 6: Final answer
    x = 169,848.30

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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.