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Finding the Fourth Proportional to 533,674.60, 736,503.62 and 307,393.00

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Solution

The fourth proportional to 533,674.60, 736,503.62 and 307,393.00 is: 424,221.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,674.60 : 736,503.62 = 307,393.00 : x
  2. Step 2: Convert to fraction form
    533,674.60/736,503.62 = 307,393.00/x
  3. Step 3: Cross multiply
    533,674.60x = 736,503.62 × 307,393.00
  4. Step 4: Simplify right side
    533,674.60x = 226,396,053,884.44
  5. Step 5: Solve for x
    x = 226,396,053,884.44/533,674.60
  6. Step 6: Final answer
    x = 424,221.15

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1.5x scale

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.