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Finding the Fourth Proportional to 556,360.70, 834,541.05 and 366,911.83

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Solution

The fourth proportional to 556,360.70, 834,541.05 and 366,911.83 is: 550,367.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,360.70 : 834,541.05 = 366,911.83 : x
  2. Step 2: Convert to fraction form
    556,360.70/834,541.05 = 366,911.83/x
  3. Step 3: Cross multiply
    556,360.70x = 834,541.05 × 366,911.83
  4. Step 4: Simplify right side
    556,360.70x = 306,202,979,692.92
  5. Step 5: Solve for x
    x = 306,202,979,692.92/556,360.70
  6. Step 6: Final answer
    x = 550,367.74

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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.