Home / 374,900.05-561,643.80-185,138.29

Finding the Fourth Proportional to 374,900.05, 561,643.80 and 185,138.29

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Solution

The fourth proportional to 374,900.05, 561,643.80 and 185,138.29 is: 277,358.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,900.05 : 561,643.80 = 185,138.29 : x
  2. Step 2: Convert to fraction form
    374,900.05/561,643.80 = 185,138.29/x
  3. Step 3: Cross multiply
    374,900.05x = 561,643.80 × 185,138.29
  4. Step 4: Simplify right side
    374,900.05x = 103,981,772,721.10
  5. Step 5: Solve for x
    x = 103,981,772,721.10/374,900.05
  6. Step 6: Final answer
    x = 277,358.65

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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.