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Finding the Fourth Proportional to 329,532.60, 493,262.10 and 236,220.60

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Solution

The fourth proportional to 329,532.60, 493,262.10 and 236,220.60 is: 353,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,532.60 : 493,262.10 = 236,220.60 : x
  2. Step 2: Convert to fraction form
    329,532.60/493,262.10 = 236,220.60/x
  3. Step 3: Cross multiply
    329,532.60x = 493,262.10 × 236,220.60
  4. Step 4: Simplify right side
    329,532.60x = 116,518,669,219.26
  5. Step 5: Solve for x
    x = 116,518,669,219.26/329,532.60
  6. Step 6: Final answer
    x = 353,587.69

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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.