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Finding the Fourth Proportional to 365,902.31, 504,920.72 and 202,547.72

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Solution

The fourth proportional to 365,902.31, 504,920.72 and 202,547.72 is: 279,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,902.31 : 504,920.72 = 202,547.72 : x
  2. Step 2: Convert to fraction form
    365,902.31/504,920.72 = 202,547.72/x
  3. Step 3: Cross multiply
    365,902.31x = 504,920.72 × 202,547.72
  4. Step 4: Simplify right side
    365,902.31x = 102,270,542,385.43
  5. Step 5: Solve for x
    x = 102,270,542,385.43/365,902.31
  6. Step 6: Final answer
    x = 279,502.31

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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.