Home / 348,241.22-521,869.16-148,360.36

Finding the Fourth Proportional to 348,241.22, 521,869.16 and 148,360.36

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Solution

The fourth proportional to 348,241.22, 521,869.16 and 148,360.36 is: 222,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,241.22 : 521,869.16 = 148,360.36 : x
  2. Step 2: Convert to fraction form
    348,241.22/521,869.16 = 148,360.36/x
  3. Step 3: Cross multiply
    348,241.22x = 521,869.16 × 148,360.36
  4. Step 4: Simplify right side
    348,241.22x = 77,424,696,450.50
  5. Step 5: Solve for x
    x = 77,424,696,450.50/348,241.22
  6. Step 6: Final answer
    x = 222,330.65

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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.