Home / 579,601.45-869,402.18-367,025.05

Finding the Fourth Proportional to 579,601.45, 869,402.18 and 367,025.05

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Solution

The fourth proportional to 579,601.45, 869,402.18 and 367,025.05 is: 550,537.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,601.45 : 869,402.18 = 367,025.05 : x
  2. Step 2: Convert to fraction form
    579,601.45/869,402.18 = 367,025.05/x
  3. Step 3: Cross multiply
    579,601.45x = 869,402.18 × 367,025.05
  4. Step 4: Simplify right side
    579,601.45x = 319,092,378,584.61
  5. Step 5: Solve for x
    x = 319,092,378,584.61/579,601.45
  6. Step 6: Final answer
    x = 550,537.58

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Double scale
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Similar ratio
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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.