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Finding the Fourth Proportional to 701,359.52, 967,230.26 and 442,787.16

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Solution

The fourth proportional to 701,359.52, 967,230.26 and 442,787.16 is: 610,638.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,359.52 : 967,230.26 = 442,787.16 : x
  2. Step 2: Convert to fraction form
    701,359.52/967,230.26 = 442,787.16/x
  3. Step 3: Cross multiply
    701,359.52x = 967,230.26 × 442,787.16
  4. Step 4: Simplify right side
    701,359.52x = 428,277,145,455.77
  5. Step 5: Solve for x
    x = 428,277,145,455.77/701,359.52
  6. Step 6: Final answer
    x = 610,638.53

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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.