Home / 363,707.12-501,915.48-210,833.85

Finding the Fourth Proportional to 363,707.12, 501,915.48 and 210,833.85

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Solution

The fourth proportional to 363,707.12, 501,915.48 and 210,833.85 is: 290,950.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,707.12 : 501,915.48 = 210,833.85 : x
  2. Step 2: Convert to fraction form
    363,707.12/501,915.48 = 210,833.85/x
  3. Step 3: Cross multiply
    363,707.12x = 501,915.48 × 210,833.85
  4. Step 4: Simplify right side
    363,707.12x = 105,820,773,023.00
  5. Step 5: Solve for x
    x = 105,820,773,023.00/363,707.12
  6. Step 6: Final answer
    x = 290,950.51

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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.