Home / 349,326.28-524,091.48-112,663.72

Finding the Fourth Proportional to 349,326.28, 524,091.48 and 112,663.72

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Solution

The fourth proportional to 349,326.28, 524,091.48 and 112,663.72 is: 169,028.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,326.28 : 524,091.48 = 112,663.72 : x
  2. Step 2: Convert to fraction form
    349,326.28/524,091.48 = 112,663.72/x
  3. Step 3: Cross multiply
    349,326.28x = 524,091.48 × 112,663.72
  4. Step 4: Simplify right side
    349,326.28x = 59,046,095,757.11
  5. Step 5: Solve for x
    x = 59,046,095,757.11/349,326.28
  6. Step 6: Final answer
    x = 169,028.50

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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.