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Finding the Fourth Proportional to 446,185.86, 615,530.51 and 264,794.72

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Solution

The fourth proportional to 446,185.86, 615,530.51 and 264,794.72 is: 365,294.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,185.86 : 615,530.51 = 264,794.72 : x
  2. Step 2: Convert to fraction form
    446,185.86/615,530.51 = 264,794.72/x
  3. Step 3: Cross multiply
    446,185.86x = 615,530.51 × 264,794.72
  4. Step 4: Simplify right side
    446,185.86x = 162,989,224,645.28
  5. Step 5: Solve for x
    x = 162,989,224,645.28/446,185.86
  6. Step 6: Final answer
    x = 365,294.46

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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.