Home / 417,948.21-576,763.47-226,962.96

Finding the Fourth Proportional to 417,948.21, 576,763.47 and 226,962.96

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Solution

The fourth proportional to 417,948.21, 576,763.47 and 226,962.96 is: 313,206.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,948.21 : 576,763.47 = 226,962.96 : x
  2. Step 2: Convert to fraction form
    417,948.21/576,763.47 = 226,962.96/x
  3. Step 3: Cross multiply
    417,948.21x = 576,763.47 × 226,962.96
  4. Step 4: Simplify right side
    417,948.21x = 130,903,944,371.07
  5. Step 5: Solve for x
    x = 130,903,944,371.07/417,948.21
  6. Step 6: Final answer
    x = 313,206.14

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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.