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Finding the Fourth Proportional to 702,256.90, 969,010.60 and 426,471.33

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Solution

The fourth proportional to 702,256.90, 969,010.60 and 426,471.33 is: 588,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,256.90 : 969,010.60 = 426,471.33 : x
  2. Step 2: Convert to fraction form
    702,256.90/969,010.60 = 426,471.33/x
  3. Step 3: Cross multiply
    702,256.90x = 969,010.60 × 426,471.33
  4. Step 4: Simplify right side
    702,256.90x = 413,255,238,482.11
  5. Step 5: Solve for x
    x = 413,255,238,482.11/702,256.90
  6. Step 6: Final answer
    x = 588,467.33

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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.