Home / 549,243.90-827,157.20-483,403.86

Finding the Fourth Proportional to 549,243.90, 827,157.20 and 483,403.86

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Solution

The fourth proportional to 549,243.90, 827,157.20 and 483,403.86 is: 728,002.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,243.90 : 827,157.20 = 483,403.86 : x
  2. Step 2: Convert to fraction form
    549,243.90/827,157.20 = 483,403.86/x
  3. Step 3: Cross multiply
    549,243.90x = 827,157.20 × 483,403.86
  4. Step 4: Simplify right side
    549,243.90x = 399,850,980,889.77
  5. Step 5: Solve for x
    x = 399,850,980,889.77/549,243.90
  6. Step 6: Final answer
    x = 728,002.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.