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Finding the Fourth Proportional to 366,329.70, 549,494.55 and 276,516.90

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Solution

The fourth proportional to 366,329.70, 549,494.55 and 276,516.90 is: 414,775.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,329.70 : 549,494.55 = 276,516.90 : x
  2. Step 2: Convert to fraction form
    366,329.70/549,494.55 = 276,516.90/x
  3. Step 3: Cross multiply
    366,329.70x = 549,494.55 × 276,516.90
  4. Step 4: Simplify right side
    366,329.70x = 151,944,529,532.90
  5. Step 5: Solve for x
    x = 151,944,529,532.90/366,329.70
  6. Step 6: Final answer
    x = 414,775.35

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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.