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Finding the Fourth Proportional to 432,806.06, 597,303.29 and 239,209.61

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Solution

The fourth proportional to 432,806.06, 597,303.29 and 239,209.61 is: 330,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,806.06 : 597,303.29 = 239,209.61 : x
  2. Step 2: Convert to fraction form
    432,806.06/597,303.29 = 239,209.61/x
  3. Step 3: Cross multiply
    432,806.06x = 597,303.29 × 239,209.61
  4. Step 4: Simplify right side
    432,806.06x = 142,880,684,664.12
  5. Step 5: Solve for x
    x = 142,880,684,664.12/432,806.06
  6. Step 6: Final answer
    x = 330,126.35

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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.