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Finding the Fourth Proportional to 362,765.94, 500,919.12 and 302,651.70

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Solution

The fourth proportional to 362,765.94, 500,919.12 and 302,651.70 is: 417,911.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,765.94 : 500,919.12 = 302,651.70 : x
  2. Step 2: Convert to fraction form
    362,765.94/500,919.12 = 302,651.70/x
  3. Step 3: Cross multiply
    362,765.94x = 500,919.12 × 302,651.70
  4. Step 4: Simplify right side
    362,765.94x = 151,604,023,230.50
  5. Step 5: Solve for x
    x = 151,604,023,230.50/362,765.94
  6. Step 6: Final answer
    x = 417,911.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.