Home / 907,739.70-1,361,609.55-242,891.70

Finding the Fourth Proportional to 907,739.70, 1,361,609.55 and 242,891.70

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Solution

The fourth proportional to 907,739.70, 1,361,609.55 and 242,891.70 is: 364,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,739.70 : 1,361,609.55 = 242,891.70 : x
  2. Step 2: Convert to fraction form
    907,739.70/1,361,609.55 = 242,891.70/x
  3. Step 3: Cross multiply
    907,739.70x = 1,361,609.55 × 242,891.70
  4. Step 4: Simplify right side
    907,739.70x = 330,723,658,335.74
  5. Step 5: Solve for x
    x = 330,723,658,335.74/907,739.70
  6. Step 6: Final answer
    x = 364,337.55

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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.