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Finding the Fourth Proportional to 522,253.08, 783,379.63 and 344,718.57

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Solution

The fourth proportional to 522,253.08, 783,379.63 and 344,718.57 is: 517,077.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,253.08 : 783,379.63 = 344,718.57 : x
  2. Step 2: Convert to fraction form
    522,253.08/783,379.63 = 344,718.57/x
  3. Step 3: Cross multiply
    522,253.08x = 783,379.63 × 344,718.57
  4. Step 4: Simplify right side
    522,253.08x = 270,045,503,313.95
  5. Step 5: Solve for x
    x = 270,045,503,313.95/522,253.08
  6. Step 6: Final answer
    x = 517,077.85

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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.