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Finding the Fourth Proportional to 364,552.59, 503,174.93 and 217,535.70

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Solution

The fourth proportional to 364,552.59, 503,174.93 and 217,535.70 is: 300,254.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,552.59 : 503,174.93 = 217,535.70 : x
  2. Step 2: Convert to fraction form
    364,552.59/503,174.93 = 217,535.70/x
  3. Step 3: Cross multiply
    364,552.59x = 503,174.93 × 217,535.70
  4. Step 4: Simplify right side
    364,552.59x = 109,458,509,532.32
  5. Step 5: Solve for x
    x = 109,458,509,532.32/364,552.59
  6. Step 6: Final answer
    x = 300,254.37

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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.