Home / 374,338.08-516,596.76-229,140.90

Finding the Fourth Proportional to 374,338.08, 516,596.76 and 229,140.90

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Solution

The fourth proportional to 374,338.08, 516,596.76 and 229,140.90 is: 316,220.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,338.08 : 516,596.76 = 229,140.90 : x
  2. Step 2: Convert to fraction form
    374,338.08/516,596.76 = 229,140.90/x
  3. Step 3: Cross multiply
    374,338.08x = 516,596.76 × 229,140.90
  4. Step 4: Simplify right side
    374,338.08x = 118,373,446,523.48
  5. Step 5: Solve for x
    x = 118,373,446,523.48/374,338.08
  6. Step 6: Final answer
    x = 316,220.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.