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Finding the Fourth Proportional to 595,234.48, 821,429.56 and 323,307.68

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Solution

The fourth proportional to 595,234.48, 821,429.56 and 323,307.68 is: 446,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,234.48 : 821,429.56 = 323,307.68 : x
  2. Step 2: Convert to fraction form
    595,234.48/821,429.56 = 323,307.68/x
  3. Step 3: Cross multiply
    595,234.48x = 821,429.56 × 323,307.68
  4. Step 4: Simplify right side
    595,234.48x = 265,574,485,327.02
  5. Step 5: Solve for x
    x = 265,574,485,327.02/595,234.48
  6. Step 6: Final answer
    x = 446,167.85

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1.5x scale

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.