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Finding the Fourth Proportional to 370,759.03, 556,304.70 and 170,972.33

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Solution

The fourth proportional to 370,759.03, 556,304.70 and 170,972.33 is: 256,535.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,759.03 : 556,304.70 = 170,972.33 : x
  2. Step 2: Convert to fraction form
    370,759.03/556,304.70 = 170,972.33/x
  3. Step 3: Cross multiply
    370,759.03x = 556,304.70 × 170,972.33
  4. Step 4: Simplify right side
    370,759.03x = 95,112,710,748.95
  5. Step 5: Solve for x
    x = 95,112,710,748.95/370,759.03
  6. Step 6: Final answer
    x = 256,535.12

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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.