Home / 761,762.46-1,142,793.05-281,993.96

Finding the Fourth Proportional to 761,762.46, 1,142,793.05 and 281,993.96

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Solution

The fourth proportional to 761,762.46, 1,142,793.05 and 281,993.96 is: 423,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,762.46 : 1,142,793.05 = 281,993.96 : x
  2. Step 2: Convert to fraction form
    761,762.46/1,142,793.05 = 281,993.96/x
  3. Step 3: Cross multiply
    761,762.46x = 1,142,793.05 × 281,993.96
  4. Step 4: Simplify right side
    761,762.46x = 322,260,737,629.98
  5. Step 5: Solve for x
    x = 322,260,737,629.98/761,762.46
  6. Step 6: Final answer
    x = 423,046.23

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1.5x scale

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.