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Finding the Fourth Proportional to 594,756.34, 820,741.78 and 322,818.45

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Solution

The fourth proportional to 594,756.34, 820,741.78 and 322,818.45 is: 445,477.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,756.34 : 820,741.78 = 322,818.45 : x
  2. Step 2: Convert to fraction form
    594,756.34/820,741.78 = 322,818.45/x
  3. Step 3: Cross multiply
    594,756.34x = 820,741.78 × 322,818.45
  4. Step 4: Simplify right side
    594,756.34x = 264,950,587,655.75
  5. Step 5: Solve for x
    x = 264,950,587,655.75/594,756.34
  6. Step 6: Final answer
    x = 445,477.54

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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.