Home / 304,776.27-420,614.94-168,822.87

Finding the Fourth Proportional to 304,776.27, 420,614.94 and 168,822.87

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Solution

The fourth proportional to 304,776.27, 420,614.94 and 168,822.87 is: 232,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,776.27 : 420,614.94 = 168,822.87 : x
  2. Step 2: Convert to fraction form
    304,776.27/420,614.94 = 168,822.87/x
  3. Step 3: Cross multiply
    304,776.27x = 420,614.94 × 168,822.87
  4. Step 4: Simplify right side
    304,776.27x = 71,009,420,391.46
  5. Step 5: Solve for x
    x = 71,009,420,391.46/304,776.27
  6. Step 6: Final answer
    x = 232,988.68

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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.