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Finding the Fourth Proportional to 533,894.98, 737,118.93 and 476,435.49

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Solution

The fourth proportional to 533,894.98, 737,118.93 and 476,435.49 is: 657,787.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,894.98 : 737,118.93 = 476,435.49 : x
  2. Step 2: Convert to fraction form
    533,894.98/737,118.93 = 476,435.49/x
  3. Step 3: Cross multiply
    533,894.98x = 737,118.93 × 476,435.49
  4. Step 4: Simplify right side
    533,894.98x = 351,189,618,602.83
  5. Step 5: Solve for x
    x = 351,189,618,602.83/533,894.98
  6. Step 6: Final answer
    x = 657,787.83

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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.