Home / 346,947.12-520,066.17-196,870.41

Finding the Fourth Proportional to 346,947.12, 520,066.17 and 196,870.41

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Solution

The fourth proportional to 346,947.12, 520,066.17 and 196,870.41 is: 295,104.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,947.12 : 520,066.17 = 196,870.41 : x
  2. Step 2: Convert to fraction form
    346,947.12/520,066.17 = 196,870.41/x
  3. Step 3: Cross multiply
    346,947.12x = 520,066.17 × 196,870.41
  4. Step 4: Simplify right side
    346,947.12x = 102,385,640,115.03
  5. Step 5: Solve for x
    x = 102,385,640,115.03/346,947.12
  6. Step 6: Final answer
    x = 295,104.45

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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.