Home / 537,104.79-805,679.06-221,531.63

Finding the Fourth Proportional to 537,104.79, 805,679.06 and 221,531.63

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Solution

The fourth proportional to 537,104.79, 805,679.06 and 221,531.63 is: 332,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,104.79 : 805,679.06 = 221,531.63 : x
  2. Step 2: Convert to fraction form
    537,104.79/805,679.06 = 221,531.63/x
  3. Step 3: Cross multiply
    537,104.79x = 805,679.06 × 221,531.63
  4. Step 4: Simplify right side
    537,104.79x = 178,483,390,282.61
  5. Step 5: Solve for x
    x = 178,483,390,282.61/537,104.79
  6. Step 6: Final answer
    x = 332,306.46

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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.