Home / 345,081.60-476,399.41-242,032.19

Finding the Fourth Proportional to 345,081.60, 476,399.41 and 242,032.19

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Solution

The fourth proportional to 345,081.60, 476,399.41 and 242,032.19 is: 334,135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,081.60 : 476,399.41 = 242,032.19 : x
  2. Step 2: Convert to fraction form
    345,081.60/476,399.41 = 242,032.19/x
  3. Step 3: Cross multiply
    345,081.60x = 476,399.41 × 242,032.19
  4. Step 4: Simplify right side
    345,081.60x = 115,303,989,529.93
  5. Step 5: Solve for x
    x = 115,303,989,529.93/345,081.60
  6. Step 6: Final answer
    x = 334,135.43

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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.