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Finding the Fourth Proportional to 629,823.73, 867,498.12 and 522,048.37

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Solution

The fourth proportional to 629,823.73, 867,498.12 and 522,048.37 is: 719,051.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,823.73 : 867,498.12 = 522,048.37 : x
  2. Step 2: Convert to fraction form
    629,823.73/867,498.12 = 522,048.37/x
  3. Step 3: Cross multiply
    629,823.73x = 867,498.12 × 522,048.37
  4. Step 4: Simplify right side
    629,823.73x = 452,875,972,576.33
  5. Step 5: Solve for x
    x = 452,875,972,576.33/629,823.73
  6. Step 6: Final answer
    x = 719,051.94

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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.