Home / 341,479.07-471,228.75-188,513.98

Finding the Fourth Proportional to 341,479.07, 471,228.75 and 188,513.98

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Solution

The fourth proportional to 341,479.07, 471,228.75 and 188,513.98 is: 260,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,479.07 : 471,228.75 = 188,513.98 : x
  2. Step 2: Convert to fraction form
    341,479.07/471,228.75 = 188,513.98/x
  3. Step 3: Cross multiply
    341,479.07x = 471,228.75 × 188,513.98
  4. Step 4: Simplify right side
    341,479.07x = 88,833,207,152.93
  5. Step 5: Solve for x
    x = 88,833,207,152.93/341,479.07
  6. Step 6: Final answer
    x = 260,142.47

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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.