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Finding the Fourth Proportional to 595,461.60, 821,737.98 and 323,530.56

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Solution

The fourth proportional to 595,461.60, 821,737.98 and 323,530.56 is: 446,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,461.60 : 821,737.98 = 323,530.56 : x
  2. Step 2: Convert to fraction form
    595,461.60/821,737.98 = 323,530.56/x
  3. Step 3: Cross multiply
    595,461.60x = 821,737.98 × 323,530.56
  4. Step 4: Simplify right side
    595,461.60x = 265,857,348,842.67
  5. Step 5: Solve for x
    x = 265,857,348,842.67/595,461.60
  6. Step 6: Final answer
    x = 446,472.70

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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.