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Finding the Fourth Proportional to 576,404.24, 795,450.27 and 318,280.52

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Solution

The fourth proportional to 576,404.24, 795,450.27 and 318,280.52 is: 439,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,404.24 : 795,450.27 = 318,280.52 : x
  2. Step 2: Convert to fraction form
    576,404.24/795,450.27 = 318,280.52/x
  3. Step 3: Cross multiply
    576,404.24x = 795,450.27 × 318,280.52
  4. Step 4: Simplify right side
    576,404.24x = 253,176,328,751.92
  5. Step 5: Solve for x
    x = 253,176,328,751.92/576,404.24
  6. Step 6: Final answer
    x = 439,233.98

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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.