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Finding the Fourth Proportional to 334,074.42, 460,914.21 and 188,866.17

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Solution

The fourth proportional to 334,074.42, 460,914.21 and 188,866.17 is: 260,573.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,074.42 : 460,914.21 = 188,866.17 : x
  2. Step 2: Convert to fraction form
    334,074.42/460,914.21 = 188,866.17/x
  3. Step 3: Cross multiply
    334,074.42x = 460,914.21 × 188,866.17
  4. Step 4: Simplify right side
    334,074.42x = 87,051,101,541.28
  5. Step 5: Solve for x
    x = 87,051,101,541.28/334,074.42
  6. Step 6: Final answer
    x = 260,573.98

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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.