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Finding the Fourth Proportional to 622,468.02, 933,937.35 and 243,659.49

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Solution

The fourth proportional to 622,468.02, 933,937.35 and 243,659.49 is: 365,581.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,468.02 : 933,937.35 = 243,659.49 : x
  2. Step 2: Convert to fraction form
    622,468.02/933,937.35 = 243,659.49/x
  3. Step 3: Cross multiply
    622,468.02x = 933,937.35 × 243,659.49
  4. Step 4: Simplify right side
    622,468.02x = 227,562,698,392.95
  5. Step 5: Solve for x
    x = 227,562,698,392.95/622,468.02
  6. Step 6: Final answer
    x = 365,581.35

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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.