Home / 732,256.81-1,098,173.05-219,901.28

Finding the Fourth Proportional to 732,256.81, 1,098,173.05 and 219,901.28

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Solution

The fourth proportional to 732,256.81, 1,098,173.05 and 219,901.28 is: 329,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,256.81 : 1,098,173.05 = 219,901.28 : x
  2. Step 2: Convert to fraction form
    732,256.81/1,098,173.05 = 219,901.28/x
  3. Step 3: Cross multiply
    732,256.81x = 1,098,173.05 × 219,901.28
  4. Step 4: Simplify right side
    732,256.81x = 241,489,653,315.89
  5. Step 5: Solve for x
    x = 241,489,653,315.89/732,256.81
  6. Step 6: Final answer
    x = 329,788.20

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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.