Home / 839,590.62-1,259,510.40-270,784.68

Finding the Fourth Proportional to 839,590.62, 1,259,510.40 and 270,784.68

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Solution

The fourth proportional to 839,590.62, 1,259,510.40 and 270,784.68 is: 406,217.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,590.62 : 1,259,510.40 = 270,784.68 : x
  2. Step 2: Convert to fraction form
    839,590.62/1,259,510.40 = 270,784.68/x
  3. Step 3: Cross multiply
    839,590.62x = 1,259,510.40 × 270,784.68
  4. Step 4: Simplify right side
    839,590.62x = 341,056,120,620.67
  5. Step 5: Solve for x
    x = 341,056,120,620.67/839,590.62
  6. Step 6: Final answer
    x = 406,217.16

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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.