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Finding the Fourth Proportional to 325,620.84, 487,590.06 and 224,730.20

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Solution

The fourth proportional to 325,620.84, 487,590.06 and 224,730.20 is: 336,514.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,620.84 : 487,590.06 = 224,730.20 : x
  2. Step 2: Convert to fraction form
    325,620.84/487,590.06 = 224,730.20/x
  3. Step 3: Cross multiply
    325,620.84x = 487,590.06 × 224,730.20
  4. Step 4: Simplify right side
    325,620.84x = 109,576,209,124.67
  5. Step 5: Solve for x
    x = 109,576,209,124.67/325,620.84
  6. Step 6: Final answer
    x = 336,514.74

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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.