Home / 435,479.51-652,965.03-168,928.56

Finding the Fourth Proportional to 435,479.51, 652,965.03 and 168,928.56

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Solution

The fourth proportional to 435,479.51, 652,965.03 and 168,928.56 is: 253,294.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,479.51 : 652,965.03 = 168,928.56 : x
  2. Step 2: Convert to fraction form
    435,479.51/652,965.03 = 168,928.56/x
  3. Step 3: Cross multiply
    435,479.51x = 652,965.03 × 168,928.56
  4. Step 4: Simplify right side
    435,479.51x = 110,304,442,248.26
  5. Step 5: Solve for x
    x = 110,304,442,248.26/435,479.51
  6. Step 6: Final answer
    x = 253,294.22

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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.