Home / 459,008.10-687,151.35-341,201.70

Finding the Fourth Proportional to 459,008.10, 687,151.35 and 341,201.70

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Solution

The fourth proportional to 459,008.10, 687,151.35 and 341,201.70 is: 510,791.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,008.10 : 687,151.35 = 341,201.70 : x
  2. Step 2: Convert to fraction form
    459,008.10/687,151.35 = 341,201.70/x
  3. Step 3: Cross multiply
    459,008.10x = 687,151.35 × 341,201.70
  4. Step 4: Simplify right side
    459,008.10x = 234,457,208,777.30
  5. Step 5: Solve for x
    x = 234,457,208,777.30/459,008.10
  6. Step 6: Final answer
    x = 510,791.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.