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Finding the Fourth Proportional to 609,595.43, 841,648.50 and 380,244.74

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Solution

The fourth proportional to 609,595.43, 841,648.50 and 380,244.74 is: 524,991.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,595.43 : 841,648.50 = 380,244.74 : x
  2. Step 2: Convert to fraction form
    609,595.43/841,648.50 = 380,244.74/x
  3. Step 3: Cross multiply
    609,595.43x = 841,648.50 × 380,244.74
  4. Step 4: Simplify right side
    609,595.43x = 320,032,410,845.65
  5. Step 5: Solve for x
    x = 320,032,410,845.65/609,595.43
  6. Step 6: Final answer
    x = 524,991.49

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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.