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Finding the Fourth Proportional to 576,225.51, 864,014.27 and 396,522.15

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Solution

The fourth proportional to 576,225.51, 864,014.27 and 396,522.15 is: 594,560.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,225.51 : 864,014.27 = 396,522.15 : x
  2. Step 2: Convert to fraction form
    576,225.51/864,014.27 = 396,522.15/x
  3. Step 3: Cross multiply
    576,225.51x = 864,014.27 × 396,522.15
  4. Step 4: Simplify right side
    576,225.51x = 342,600,793,988.47
  5. Step 5: Solve for x
    x = 342,600,793,988.47/576,225.51
  6. Step 6: Final answer
    x = 594,560.27

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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.