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Finding the Fourth Proportional to 594,669.77, 891,996.65 and 145,394.49

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Solution

The fourth proportional to 594,669.77, 891,996.65 and 145,394.49 is: 218,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,669.77 : 891,996.65 = 145,394.49 : x
  2. Step 2: Convert to fraction form
    594,669.77/891,996.65 = 145,394.49/x
  3. Step 3: Cross multiply
    594,669.77x = 891,996.65 × 145,394.49
  4. Step 4: Simplify right side
    594,669.77x = 129,691,397,281.49
  5. Step 5: Solve for x
    x = 129,691,397,281.49/594,669.77
  6. Step 6: Final answer
    x = 218,089.78

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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.