Home / 625,477.14-938,207.52-152,163

Finding the Fourth Proportional to 625,477.14, 938,207.52 and 152,163

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Solution

The fourth proportional to 625,477.14, 938,207.52 and 152,163 is: 228,242.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,477.14 : 938,207.52 = 152,163 : x
  2. Step 2: Convert to fraction form
    625,477.14/938,207.52 = 152,163/x
  3. Step 3: Cross multiply
    625,477.14x = 938,207.52 × 152,163
  4. Step 4: Simplify right side
    625,477.14x = 142,760,470,865.76
  5. Step 5: Solve for x
    x = 142,760,470,865.76/625,477.14
  6. Step 6: Final answer
    x = 228,242.51

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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.