Home / 304,557.27-420,283.94-168,588.34

Finding the Fourth Proportional to 304,557.27, 420,283.94 and 168,588.34

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Solution

The fourth proportional to 304,557.27, 420,283.94 and 168,588.34 is: 232,649.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,557.27 : 420,283.94 = 168,588.34 : x
  2. Step 2: Convert to fraction form
    304,557.27/420,283.94 = 168,588.34/x
  3. Step 3: Cross multiply
    304,557.27x = 420,283.94 × 168,588.34
  4. Step 4: Simplify right side
    304,557.27x = 70,854,970,827.92
  5. Step 5: Solve for x
    x = 70,854,970,827.92/304,557.27
  6. Step 6: Final answer
    x = 232,649.09

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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.