Home / 439,475.25-606,459.02-248,492.64

Finding the Fourth Proportional to 439,475.25, 606,459.02 and 248,492.64

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Solution

The fourth proportional to 439,475.25, 606,459.02 and 248,492.64 is: 342,910.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,475.25 : 606,459.02 = 248,492.64 : x
  2. Step 2: Convert to fraction form
    439,475.25/606,459.02 = 248,492.64/x
  3. Step 3: Cross multiply
    439,475.25x = 606,459.02 × 248,492.64
  4. Step 4: Simplify right side
    439,475.25x = 150,700,601,689.15
  5. Step 5: Solve for x
    x = 150,700,601,689.15/439,475.25
  6. Step 6: Final answer
    x = 342,910.33

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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.