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Finding the Fourth Proportional to 437,884.83, 655,547.04 and 395,861.22

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Solution

The fourth proportional to 437,884.83, 655,547.04 and 395,861.22 is: 592,634.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,884.83 : 655,547.04 = 395,861.22 : x
  2. Step 2: Convert to fraction form
    437,884.83/655,547.04 = 395,861.22/x
  3. Step 3: Cross multiply
    437,884.83x = 655,547.04 × 395,861.22
  4. Step 4: Simplify right side
    437,884.83x = 259,505,651,021.79
  5. Step 5: Solve for x
    x = 259,505,651,021.79/437,884.83
  6. Step 6: Final answer
    x = 592,634.49

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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.