Home / 843,884.70-1,265,832.33-345,248.70

Finding the Fourth Proportional to 843,884.70, 1,265,832.33 and 345,248.70

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Solution

The fourth proportional to 843,884.70, 1,265,832.33 and 345,248.70 is: 517,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,884.70 : 1,265,832.33 = 345,248.70 : x
  2. Step 2: Convert to fraction form
    843,884.70/1,265,832.33 = 345,248.70/x
  3. Step 3: Cross multiply
    843,884.70x = 1,265,832.33 × 345,248.70
  4. Step 4: Simplify right side
    843,884.70x = 437,026,966,350.47
  5. Step 5: Solve for x
    x = 437,026,966,350.47/843,884.70
  6. Step 6: Final answer
    x = 517,875.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.