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Finding the Fourth Proportional to 572,451.82, 858,680.69 and 335,628.42

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Solution

The fourth proportional to 572,451.82, 858,680.69 and 335,628.42 is: 503,444.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,451.82 : 858,680.69 = 335,628.42 : x
  2. Step 2: Convert to fraction form
    572,451.82/858,680.69 = 335,628.42/x
  3. Step 3: Cross multiply
    572,451.82x = 858,680.69 × 335,628.42
  4. Step 4: Simplify right side
    572,451.82x = 288,197,643,269.21
  5. Step 5: Solve for x
    x = 288,197,643,269.21/572,451.82
  6. Step 6: Final answer
    x = 503,444.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.