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Finding the Fourth Proportional to 595,282.57, 821,466.56 and 353,558.93

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Solution

The fourth proportional to 595,282.57, 821,466.56 and 353,558.93 is: 487,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,282.57 : 821,466.56 = 353,558.93 : x
  2. Step 2: Convert to fraction form
    595,282.57/821,466.56 = 353,558.93/x
  3. Step 3: Cross multiply
    595,282.57x = 821,466.56 × 353,558.93
  4. Step 4: Simplify right side
    595,282.57x = 290,436,834,760.95
  5. Step 5: Solve for x
    x = 290,436,834,760.95/595,282.57
  6. Step 6: Final answer
    x = 487,897.43

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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.