Home / 810,924.60-1,216,271.70-250,015.80

Finding the Fourth Proportional to 810,924.60, 1,216,271.70 and 250,015.80

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Solution

The fourth proportional to 810,924.60, 1,216,271.70 and 250,015.80 is: 374,988.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,924.60 : 1,216,271.70 = 250,015.80 : x
  2. Step 2: Convert to fraction form
    810,924.60/1,216,271.70 = 250,015.80/x
  3. Step 3: Cross multiply
    810,924.60x = 1,216,271.70 × 250,015.80
  4. Step 4: Simplify right side
    810,924.60x = 304,087,142,092.86
  5. Step 5: Solve for x
    x = 304,087,142,092.86/810,924.60
  6. Step 6: Final answer
    x = 374,988.18

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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.