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Finding the Fourth Proportional to 297,639.52, 410,626.77 and 168,548.35

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Solution

The fourth proportional to 297,639.52, 410,626.77 and 168,548.35 is: 232,531.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,639.52 : 410,626.77 = 168,548.35 : x
  2. Step 2: Convert to fraction form
    297,639.52/410,626.77 = 168,548.35/x
  3. Step 3: Cross multiply
    297,639.52x = 410,626.77 × 168,548.35
  4. Step 4: Simplify right side
    297,639.52x = 69,210,464,549.33
  5. Step 5: Solve for x
    x = 69,210,464,549.33/297,639.52
  6. Step 6: Final answer
    x = 232,531.17

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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.