Home / 1,211,499.60-1,817,233.20-370,055.40

Finding the Fourth Proportional to 1,211,499.60, 1,817,233.20 and 370,055.40

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Solution

The fourth proportional to 1,211,499.60, 1,817,233.20 and 370,055.40 is: 555,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,499.60 : 1,817,233.20 = 370,055.40 : x
  2. Step 2: Convert to fraction form
    1,211,499.60/1,817,233.20 = 370,055.40/x
  3. Step 3: Cross multiply
    1,211,499.60x = 1,817,233.20 × 370,055.40
  4. Step 4: Simplify right side
    1,211,499.60x = 672,476,958,719.28
  5. Step 5: Solve for x
    x = 672,476,958,719.28/1,211,499.60
  6. Step 6: Final answer
    x = 555,078.15

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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.