Home / 347,015.04-478,849.52-201,822.17

Finding the Fourth Proportional to 347,015.04, 478,849.52 and 201,822.17

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Solution

The fourth proportional to 347,015.04, 478,849.52 and 201,822.17 is: 278,496.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,015.04 : 478,849.52 = 201,822.17 : x
  2. Step 2: Convert to fraction form
    347,015.04/478,849.52 = 201,822.17/x
  3. Step 3: Cross multiply
    347,015.04x = 478,849.52 × 201,822.17
  4. Step 4: Simplify right side
    347,015.04x = 96,642,445,826.50
  5. Step 5: Solve for x
    x = 96,642,445,826.50/347,015.04
  6. Step 6: Final answer
    x = 278,496.42

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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.