Home / 900,619.20-1,350,492.48-367,928.64

Finding the Fourth Proportional to 900,619.20, 1,350,492.48 and 367,928.64

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Solution

The fourth proportional to 900,619.20, 1,350,492.48 and 367,928.64 is: 551,714.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,619.20 : 1,350,492.48 = 367,928.64 : x
  2. Step 2: Convert to fraction form
    900,619.20/1,350,492.48 = 367,928.64/x
  3. Step 3: Cross multiply
    900,619.20x = 1,350,492.48 × 367,928.64
  4. Step 4: Simplify right side
    900,619.20x = 496,884,861,496.63
  5. Step 5: Solve for x
    x = 496,884,861,496.63/900,619.20
  6. Step 6: Final answer
    x = 551,714.71

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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.