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Finding the Fourth Proportional to 343,281.24, 514,251.44 and 163,110.24

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Solution

The fourth proportional to 343,281.24, 514,251.44 and 163,110.24 is: 244,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,281.24 : 514,251.44 = 163,110.24 : x
  2. Step 2: Convert to fraction form
    343,281.24/514,251.44 = 163,110.24/x
  3. Step 3: Cross multiply
    343,281.24x = 514,251.44 × 163,110.24
  4. Step 4: Simplify right side
    343,281.24x = 83,879,675,798.75
  5. Step 5: Solve for x
    x = 83,879,675,798.75/343,281.24
  6. Step 6: Final answer
    x = 244,346.81

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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.