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Finding the Fourth Proportional to 417,077.08, 575,486.22 and 264,007.60

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Solution

The fourth proportional to 417,077.08, 575,486.22 and 264,007.60 is: 364,279.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,077.08 : 575,486.22 = 264,007.60 : x
  2. Step 2: Convert to fraction form
    417,077.08/575,486.22 = 264,007.60/x
  3. Step 3: Cross multiply
    417,077.08x = 575,486.22 × 264,007.60
  4. Step 4: Simplify right side
    417,077.08x = 151,932,735,775.27
  5. Step 5: Solve for x
    x = 151,932,735,775.27/417,077.08
  6. Step 6: Final answer
    x = 364,279.75

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1.5x scale

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.