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Finding the Fourth Proportional to 533,901.69, 737,128.17 and 476,442.19

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Solution

The fourth proportional to 533,901.69, 737,128.17 and 476,442.19 is: 657,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,901.69 : 737,128.17 = 476,442.19 : x
  2. Step 2: Convert to fraction form
    533,901.69/737,128.17 = 476,442.19/x
  3. Step 3: Cross multiply
    533,901.69x = 737,128.17 × 476,442.19
  4. Step 4: Simplify right side
    533,901.69x = 351,198,959,625.49
  5. Step 5: Solve for x
    x = 351,198,959,625.49/533,901.69
  6. Step 6: Final answer
    x = 657,797.06

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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.