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Finding the Fourth Proportional to 304,307.32, 419,936.52 and 168,348.84

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Solution

The fourth proportional to 304,307.32, 419,936.52 and 168,348.84 is: 232,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,307.32 : 419,936.52 = 168,348.84 : x
  2. Step 2: Convert to fraction form
    304,307.32/419,936.52 = 168,348.84/x
  3. Step 3: Cross multiply
    304,307.32x = 419,936.52 × 168,348.84
  4. Step 4: Simplify right side
    304,307.32x = 70,695,826,015.64
  5. Step 5: Solve for x
    x = 70,695,826,015.64/304,307.32
  6. Step 6: Final answer
    x = 232,317.20

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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.