Home / 668,533.28-1,002,870.23-195,219.98

Finding the Fourth Proportional to 668,533.28, 1,002,870.23 and 195,219.98

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Solution

The fourth proportional to 668,533.28, 1,002,870.23 and 195,219.98 is: 292,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,533.28 : 1,002,870.23 = 195,219.98 : x
  2. Step 2: Convert to fraction form
    668,533.28/1,002,870.23 = 195,219.98/x
  3. Step 3: Cross multiply
    668,533.28x = 1,002,870.23 × 195,219.98
  4. Step 4: Simplify right side
    668,533.28x = 195,780,300,252.74
  5. Step 5: Solve for x
    x = 195,780,300,252.74/668,533.28
  6. Step 6: Final answer
    x = 292,850.49

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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.