Home / 549,922.64-758,892.23-308,205.14

Finding the Fourth Proportional to 549,922.64, 758,892.23 and 308,205.14

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Solution

The fourth proportional to 549,922.64, 758,892.23 and 308,205.14 is: 425,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,922.64 : 758,892.23 = 308,205.14 : x
  2. Step 2: Convert to fraction form
    549,922.64/758,892.23 = 308,205.14/x
  3. Step 3: Cross multiply
    549,922.64x = 758,892.23 × 308,205.14
  4. Step 4: Simplify right side
    549,922.64x = 233,894,486,348.27
  5. Step 5: Solve for x
    x = 233,894,486,348.27/549,922.64
  6. Step 6: Final answer
    x = 425,322.53

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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.