Home / 1,095,536.20-1,643,304.30-307,465.80

Finding the Fourth Proportional to 1,095,536.20, 1,643,304.30 and 307,465.80

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Solution

The fourth proportional to 1,095,536.20, 1,643,304.30 and 307,465.80 is: 461,198.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,536.20 : 1,643,304.30 = 307,465.80 : x
  2. Step 2: Convert to fraction form
    1,095,536.20/1,643,304.30 = 307,465.80/x
  3. Step 3: Cross multiply
    1,095,536.20x = 1,643,304.30 × 307,465.80
  4. Step 4: Simplify right side
    1,095,536.20x = 505,259,871,242.94
  5. Step 5: Solve for x
    x = 505,259,871,242.94/1,095,536.20
  6. Step 6: Final answer
    x = 461,198.70

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Double scale
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Similar ratio
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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.