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Finding the Fourth Proportional to 522,252.72, 720,667.68 and 295,841.52

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Solution

The fourth proportional to 522,252.72, 720,667.68 and 295,841.52 is: 408,238.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,252.72 : 720,667.68 = 295,841.52 : x
  2. Step 2: Convert to fraction form
    522,252.72/720,667.68 = 295,841.52/x
  3. Step 3: Cross multiply
    522,252.72x = 720,667.68 × 295,841.52
  4. Step 4: Simplify right side
    522,252.72x = 213,203,421,866.07
  5. Step 5: Solve for x
    x = 213,203,421,866.07/522,252.72
  6. Step 6: Final answer
    x = 408,238.03

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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.