Home / 304,934.18-420,802.88-168,966.93

Finding the Fourth Proportional to 304,934.18, 420,802.88 and 168,966.93

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Solution

The fourth proportional to 304,934.18, 420,802.88 and 168,966.93 is: 233,170.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,934.18 : 420,802.88 = 168,966.93 : x
  2. Step 2: Convert to fraction form
    304,934.18/420,802.88 = 168,966.93/x
  3. Step 3: Cross multiply
    304,934.18x = 420,802.88 × 168,966.93
  4. Step 4: Simplify right side
    304,934.18x = 71,101,769,923.92
  5. Step 5: Solve for x
    x = 71,101,769,923.92/304,934.18
  6. Step 6: Final answer
    x = 233,170.88

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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.