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Finding the Fourth Proportional to 659,164.86, 908,020.58 and 562,052.66

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Solution

The fourth proportional to 659,164.86, 908,020.58 and 562,052.66 is: 774,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,164.86 : 908,020.58 = 562,052.66 : x
  2. Step 2: Convert to fraction form
    659,164.86/908,020.58 = 562,052.66/x
  3. Step 3: Cross multiply
    659,164.86x = 908,020.58 × 562,052.66
  4. Step 4: Simplify right side
    659,164.86x = 510,355,374,973.38
  5. Step 5: Solve for x
    x = 510,355,374,973.38/659,164.86
  6. Step 6: Final answer
    x = 774,245.42

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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.