Home / 469,663.21-648,196.35-263,010.29

Finding the Fourth Proportional to 469,663.21, 648,196.35 and 263,010.29

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Solution

The fourth proportional to 469,663.21, 648,196.35 and 263,010.29 is: 362,988.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,663.21 : 648,196.35 = 263,010.29 : x
  2. Step 2: Convert to fraction form
    469,663.21/648,196.35 = 263,010.29/x
  3. Step 3: Cross multiply
    469,663.21x = 648,196.35 × 263,010.29
  4. Step 4: Simplify right side
    469,663.21x = 170,482,310,148.99
  5. Step 5: Solve for x
    x = 170,482,310,148.99/469,663.21
  6. Step 6: Final answer
    x = 362,988.43

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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.