Home / 435,485.64-652,974.22-168,934.69

Finding the Fourth Proportional to 435,485.64, 652,974.22 and 168,934.69

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Solution

The fourth proportional to 435,485.64, 652,974.22 and 168,934.69 is: 253,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,485.64 : 652,974.22 = 168,934.69 : x
  2. Step 2: Convert to fraction form
    435,485.64/652,974.22 = 168,934.69/x
  3. Step 3: Cross multiply
    435,485.64x = 652,974.22 × 168,934.69
  4. Step 4: Simplify right side
    435,485.64x = 110,309,993,324.15
  5. Step 5: Solve for x
    x = 110,309,993,324.15/435,485.64
  6. Step 6: Final answer
    x = 253,303.40

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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.