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Finding the Fourth Proportional to 661,270.64, 991,532.46 and 604,846.04

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Solution

The fourth proportional to 661,270.64, 991,532.46 and 604,846.04 is: 906,927.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,270.64 : 991,532.46 = 604,846.04 : x
  2. Step 2: Convert to fraction form
    661,270.64/991,532.46 = 604,846.04/x
  3. Step 3: Cross multiply
    661,270.64x = 991,532.46 × 604,846.04
  4. Step 4: Simplify right side
    661,270.64x = 599,724,481,962.46
  5. Step 5: Solve for x
    x = 599,724,481,962.46/661,270.64
  6. Step 6: Final answer
    x = 906,927.43

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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.