Home / 590,450.11-814,932.39-369,789.71

Finding the Fourth Proportional to 590,450.11, 814,932.39 and 369,789.71

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Solution

The fourth proportional to 590,450.11, 814,932.39 and 369,789.71 is: 510,379.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,450.11 : 814,932.39 = 369,789.71 : x
  2. Step 2: Convert to fraction form
    590,450.11/814,932.39 = 369,789.71/x
  3. Step 3: Cross multiply
    590,450.11x = 814,932.39 × 369,789.71
  4. Step 4: Simplify right side
    590,450.11x = 301,353,609,479.76
  5. Step 5: Solve for x
    x = 301,353,609,479.76/590,450.11
  6. Step 6: Final answer
    x = 510,379.46

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1.5x scale

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.