Home / 343,278.21-514,246.95-163,107.24

Finding the Fourth Proportional to 343,278.21, 514,246.95 and 163,107.24

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Solution

The fourth proportional to 343,278.21, 514,246.95 and 163,107.24 is: 244,342.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,278.21 : 514,246.95 = 163,107.24 : x
  2. Step 2: Convert to fraction form
    343,278.21/514,246.95 = 163,107.24/x
  3. Step 3: Cross multiply
    343,278.21x = 514,246.95 × 163,107.24
  4. Step 4: Simplify right side
    343,278.21x = 83,877,400,692.92
  5. Step 5: Solve for x
    x = 83,877,400,692.92/343,278.21
  6. Step 6: Final answer
    x = 244,342.34

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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.