Home / 401,995.68-602,205.12-233,161.20

Finding the Fourth Proportional to 401,995.68, 602,205.12 and 233,161.20

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Solution

The fourth proportional to 401,995.68, 602,205.12 and 233,161.20 is: 349,284.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,995.68 : 602,205.12 = 233,161.20 : x
  2. Step 2: Convert to fraction form
    401,995.68/602,205.12 = 233,161.20/x
  3. Step 3: Cross multiply
    401,995.68x = 602,205.12 × 233,161.20
  4. Step 4: Simplify right side
    401,995.68x = 140,410,868,425.34
  5. Step 5: Solve for x
    x = 140,410,868,425.34/401,995.68
  6. Step 6: Final answer
    x = 349,284.52

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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.