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Finding the Fourth Proportional to 365,777.10, 547,596.45 and 260,801.10

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Solution

The fourth proportional to 365,777.10, 547,596.45 and 260,801.10 is: 390,439.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,777.10 : 547,596.45 = 260,801.10 : x
  2. Step 2: Convert to fraction form
    365,777.10/547,596.45 = 260,801.10/x
  3. Step 3: Cross multiply
    365,777.10x = 547,596.45 × 260,801.10
  4. Step 4: Simplify right side
    365,777.10x = 142,813,756,516.10
  5. Step 5: Solve for x
    x = 142,813,756,516.10/365,777.10
  6. Step 6: Final answer
    x = 390,439.30

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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.