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Finding the Fourth Proportional to 595,276.12, 821,495.88 and 323,343.93

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Solution

The fourth proportional to 595,276.12, 821,495.88 and 323,343.93 is: 446,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,276.12 : 821,495.88 = 323,343.93 : x
  2. Step 2: Convert to fraction form
    595,276.12/821,495.88 = 323,343.93/x
  3. Step 3: Cross multiply
    595,276.12x = 821,495.88 × 323,343.93
  4. Step 4: Simplify right side
    595,276.12x = 265,625,704,701.29
  5. Step 5: Solve for x
    x = 265,625,704,701.29/595,276.12
  6. Step 6: Final answer
    x = 446,222.68

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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.