Home / 380,258.14-524,719.80-227,265.87

Finding the Fourth Proportional to 380,258.14, 524,719.80 and 227,265.87

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Solution

The fourth proportional to 380,258.14, 524,719.80 and 227,265.87 is: 313,605.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,258.14 : 524,719.80 = 227,265.87 : x
  2. Step 2: Convert to fraction form
    380,258.14/524,719.80 = 227,265.87/x
  3. Step 3: Cross multiply
    380,258.14x = 524,719.80 × 227,265.87
  4. Step 4: Simplify right side
    380,258.14x = 119,250,901,853.23
  5. Step 5: Solve for x
    x = 119,250,901,853.23/380,258.14
  6. Step 6: Final answer
    x = 313,605.13

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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.