Home / 433,849.16-598,403.22-398,154.44

Finding the Fourth Proportional to 433,849.16, 598,403.22 and 398,154.44

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Solution

The fourth proportional to 433,849.16, 598,403.22 and 398,154.44 is: 549,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,849.16 : 598,403.22 = 398,154.44 : x
  2. Step 2: Convert to fraction form
    433,849.16/598,403.22 = 398,154.44/x
  3. Step 3: Cross multiply
    433,849.16x = 598,403.22 × 398,154.44
  4. Step 4: Simplify right side
    433,849.16x = 238,256,898,953.30
  5. Step 5: Solve for x
    x = 238,256,898,953.30/433,849.16
  6. Step 6: Final answer
    x = 549,169.90

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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.