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Finding the Fourth Proportional to 288,519.39, 432,392.22 and 224,554.79

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Solution

The fourth proportional to 288,519.39, 432,392.22 and 224,554.79 is: 336,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,519.39 : 432,392.22 = 224,554.79 : x
  2. Step 2: Convert to fraction form
    288,519.39/432,392.22 = 224,554.79/x
  3. Step 3: Cross multiply
    288,519.39x = 432,392.22 × 224,554.79
  4. Step 4: Simplify right side
    288,519.39x = 97,095,745,240.71
  5. Step 5: Solve for x
    x = 97,095,745,240.71/288,519.39
  6. Step 6: Final answer
    x = 336,531.09

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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.