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Finding the Fourth Proportional to 335,679.62, 463,277.40 and 188,528.69

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Solution

The fourth proportional to 335,679.62, 463,277.40 and 188,528.69 is: 260,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,679.62 : 463,277.40 = 188,528.69 : x
  2. Step 2: Convert to fraction form
    335,679.62/463,277.40 = 188,528.69/x
  3. Step 3: Cross multiply
    335,679.62x = 463,277.40 × 188,528.69
  4. Step 4: Simplify right side
    335,679.62x = 87,341,081,779.82
  5. Step 5: Solve for x
    x = 87,341,081,779.82/335,679.62
  6. Step 6: Final answer
    x = 260,191.80

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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.