Home / 623,001.33-859,742.18-336,521.42

Finding the Fourth Proportional to 623,001.33, 859,742.18 and 336,521.42

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Solution

The fourth proportional to 623,001.33, 859,742.18 and 336,521.42 is: 464,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,001.33 : 859,742.18 = 336,521.42 : x
  2. Step 2: Convert to fraction form
    623,001.33/859,742.18 = 336,521.42/x
  3. Step 3: Cross multiply
    623,001.33x = 859,742.18 × 336,521.42
  4. Step 4: Simplify right side
    623,001.33x = 289,321,654,107.48
  5. Step 5: Solve for x
    x = 289,321,654,107.48/623,001.33
  6. Step 6: Final answer
    x = 464,399.74

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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.