Home / 431,486.02-595,451.55-240,495.58

Finding the Fourth Proportional to 431,486.02, 595,451.55 and 240,495.58

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Solution

The fourth proportional to 431,486.02, 595,451.55 and 240,495.58 is: 331,884.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,486.02 : 595,451.55 = 240,495.58 : x
  2. Step 2: Convert to fraction form
    431,486.02/595,451.55 = 240,495.58/x
  3. Step 3: Cross multiply
    431,486.02x = 595,451.55 × 240,495.58
  4. Step 4: Simplify right side
    431,486.02x = 143,203,465,879.15
  5. Step 5: Solve for x
    x = 143,203,465,879.15/431,486.02
  6. Step 6: Final answer
    x = 331,884.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.