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Finding the Fourth Proportional to 661,271.64, 991,533.96 and 604,847.04

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Solution

The fourth proportional to 661,271.64, 991,533.96 and 604,847.04 is: 906,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,271.64 : 991,533.96 = 604,847.04 : x
  2. Step 2: Convert to fraction form
    661,271.64/991,533.96 = 604,847.04/x
  3. Step 3: Cross multiply
    661,271.64x = 991,533.96 × 604,847.04
  4. Step 4: Simplify right side
    661,271.64x = 599,726,380,765.48
  5. Step 5: Solve for x
    x = 599,726,380,765.48/661,271.64
  6. Step 6: Final answer
    x = 906,928.93

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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.