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Finding the Fourth Proportional to 304,773.52, 420,582.83 and 166,951.35

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Solution

The fourth proportional to 304,773.52, 420,582.83 and 166,951.35 is: 230,390.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,773.52 : 420,582.83 = 166,951.35 : x
  2. Step 2: Convert to fraction form
    304,773.52/420,582.83 = 166,951.35/x
  3. Step 3: Cross multiply
    304,773.52x = 420,582.83 × 166,951.35
  4. Step 4: Simplify right side
    304,773.52x = 70,216,868,317.65
  5. Step 5: Solve for x
    x = 70,216,868,317.65/304,773.52
  6. Step 6: Final answer
    x = 230,390.32

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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.