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Finding the Fourth Proportional to 334,532.93, 461,662.32 and 189,338.71

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Solution

The fourth proportional to 334,532.93, 461,662.32 and 189,338.71 is: 261,291.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,532.93 : 461,662.32 = 189,338.71 : x
  2. Step 2: Convert to fraction form
    334,532.93/461,662.32 = 189,338.71/x
  3. Step 3: Cross multiply
    334,532.93x = 461,662.32 × 189,338.71
  4. Step 4: Simplify right side
    334,532.93x = 87,410,547,177.71
  5. Step 5: Solve for x
    x = 87,410,547,177.71/334,532.93
  6. Step 6: Final answer
    x = 261,291.31

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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.