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Finding the Fourth Proportional to 589,661.32, 884,487.12 and 168,937.60

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Solution

The fourth proportional to 589,661.32, 884,487.12 and 168,937.60 is: 253,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,661.32 : 884,487.12 = 168,937.60 : x
  2. Step 2: Convert to fraction form
    589,661.32/884,487.12 = 168,937.60/x
  3. Step 3: Cross multiply
    589,661.32x = 884,487.12 × 168,937.60
  4. Step 4: Simplify right side
    589,661.32x = 149,423,131,283.71
  5. Step 5: Solve for x
    x = 149,423,131,283.71/589,661.32
  6. Step 6: Final answer
    x = 253,405.01

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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.