Home / 435,485.70-652,974.31-168,934.75

Finding the Fourth Proportional to 435,485.70, 652,974.31 and 168,934.75

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Solution

The fourth proportional to 435,485.70, 652,974.31 and 168,934.75 is: 253,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,485.70 : 652,974.31 = 168,934.75 : x
  2. Step 2: Convert to fraction form
    435,485.70/652,974.31 = 168,934.75/x
  3. Step 3: Cross multiply
    435,485.70x = 652,974.31 × 168,934.75
  4. Step 4: Simplify right side
    435,485.70x = 110,310,049,761.50
  5. Step 5: Solve for x
    x = 110,310,049,761.50/435,485.70
  6. Step 6: Final answer
    x = 253,303.49

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1.5x scale

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.