Home / 936,013.20-1,403,998.20-304,922.40

Finding the Fourth Proportional to 936,013.20, 1,403,998.20 and 304,922.40

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Solution

The fourth proportional to 936,013.20, 1,403,998.20 and 304,922.40 is: 457,376.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,013.20 : 1,403,998.20 = 304,922.40 : x
  2. Step 2: Convert to fraction form
    936,013.20/1,403,998.20 = 304,922.40/x
  3. Step 3: Cross multiply
    936,013.20x = 1,403,998.20 × 304,922.40
  4. Step 4: Simplify right side
    936,013.20x = 428,110,500,739.68
  5. Step 5: Solve for x
    x = 428,110,500,739.68/936,013.20
  6. Step 6: Final answer
    x = 457,376.56

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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.