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Finding the Fourth Proportional to 341,656.71, 471,483.87 and 188,704.92

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Solution

The fourth proportional to 341,656.71, 471,483.87 and 188,704.92 is: 260,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,656.71 : 471,483.87 = 188,704.92 : x
  2. Step 2: Convert to fraction form
    341,656.71/471,483.87 = 188,704.92/x
  3. Step 3: Cross multiply
    341,656.71x = 471,483.87 × 188,704.92
  4. Step 4: Simplify right side
    341,656.71x = 88,971,325,969.64
  5. Step 5: Solve for x
    x = 88,971,325,969.64/341,656.71
  6. Step 6: Final answer
    x = 260,411.47

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1.5x scale

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.