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Finding the Fourth Proportional to 577,851.46, 797,391.70 and 323,153.44

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Solution

The fourth proportional to 577,851.46, 797,391.70 and 323,153.44 is: 445,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,851.46 : 797,391.70 = 323,153.44 : x
  2. Step 2: Convert to fraction form
    577,851.46/797,391.70 = 323,153.44/x
  3. Step 3: Cross multiply
    577,851.46x = 797,391.70 × 323,153.44
  4. Step 4: Simplify right side
    577,851.46x = 257,679,868,081.09
  5. Step 5: Solve for x
    x = 257,679,868,081.09/577,851.46
  6. Step 6: Final answer
    x = 445,927.52

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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.