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Finding the Fourth Proportional to 365,085.20, 547,773.60 and 154,870.76

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Solution

The fourth proportional to 365,085.20, 547,773.60 and 154,870.76 is: 232,367.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,085.20 : 547,773.60 = 154,870.76 : x
  2. Step 2: Convert to fraction form
    365,085.20/547,773.60 = 154,870.76/x
  3. Step 3: Cross multiply
    365,085.20x = 547,773.60 × 154,870.76
  4. Step 4: Simplify right side
    365,085.20x = 84,834,113,739.94
  5. Step 5: Solve for x
    x = 84,834,113,739.94/365,085.20
  6. Step 6: Final answer
    x = 232,367.99

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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.