Home / 369,648.03-510,113.91-199,881.75

Finding the Fourth Proportional to 369,648.03, 510,113.91 and 199,881.75

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Solution

The fourth proportional to 369,648.03, 510,113.91 and 199,881.75 is: 275,836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,648.03 : 510,113.91 = 199,881.75 : x
  2. Step 2: Convert to fraction form
    369,648.03/510,113.91 = 199,881.75/x
  3. Step 3: Cross multiply
    369,648.03x = 510,113.91 × 199,881.75
  4. Step 4: Simplify right side
    369,648.03x = 101,962,461,030.14
  5. Step 5: Solve for x
    x = 101,962,461,030.14/369,648.03
  6. Step 6: Final answer
    x = 275,836.61

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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.