Home / 882,021.15-1,323,469.13-349,530.39

Finding the Fourth Proportional to 882,021.15, 1,323,469.13 and 349,530.39

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Solution

The fourth proportional to 882,021.15, 1,323,469.13 and 349,530.39 is: 524,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,021.15 : 1,323,469.13 = 349,530.39 : x
  2. Step 2: Convert to fraction form
    882,021.15/1,323,469.13 = 349,530.39/x
  3. Step 3: Cross multiply
    882,021.15x = 1,323,469.13 × 349,530.39
  4. Step 4: Simplify right side
    882,021.15x = 462,592,679,414.21
  5. Step 5: Solve for x
    x = 462,592,679,414.21/882,021.15
  6. Step 6: Final answer
    x = 524,468.92

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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.