Home / 936,107.12-1,404,306.40-304,874.08

Finding the Fourth Proportional to 936,107.12, 1,404,306.40 and 304,874.08

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Solution

The fourth proportional to 936,107.12, 1,404,306.40 and 304,874.08 is: 457,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,107.12 : 1,404,306.40 = 304,874.08 : x
  2. Step 2: Convert to fraction form
    936,107.12/1,404,306.40 = 304,874.08/x
  3. Step 3: Cross multiply
    936,107.12x = 1,404,306.40 × 304,874.08
  4. Step 4: Simplify right side
    936,107.12x = 428,136,621,738.11
  5. Step 5: Solve for x
    x = 428,136,621,738.11/936,107.12
  6. Step 6: Final answer
    x = 457,358.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.