Home / 282,834.30-390,288.18-166,529.34

Finding the Fourth Proportional to 282,834.30, 390,288.18 and 166,529.34

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Solution

The fourth proportional to 282,834.30, 390,288.18 and 166,529.34 is: 229,796.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,834.30 : 390,288.18 = 166,529.34 : x
  2. Step 2: Convert to fraction form
    282,834.30/390,288.18 = 166,529.34/x
  3. Step 3: Cross multiply
    282,834.30x = 390,288.18 × 166,529.34
  4. Step 4: Simplify right side
    282,834.30x = 64,994,433,025.20
  5. Step 5: Solve for x
    x = 64,994,433,025.20/282,834.30
  6. Step 6: Final answer
    x = 229,796.86

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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.