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Finding the Fourth Proportional to 364,169.67, 502,619.07 and 228,320.07

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Solution

The fourth proportional to 364,169.67, 502,619.07 and 228,320.07 is: 315,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,169.67 : 502,619.07 = 228,320.07 : x
  2. Step 2: Convert to fraction form
    364,169.67/502,619.07 = 228,320.07/x
  3. Step 3: Cross multiply
    364,169.67x = 502,619.07 × 228,320.07
  4. Step 4: Simplify right side
    364,169.67x = 114,758,020,217.11
  5. Step 5: Solve for x
    x = 114,758,020,217.11/364,169.67
  6. Step 6: Final answer
    x = 315,122.40

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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.