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Finding the Fourth Proportional to 582.93, 874.31 and 192.94

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Solution

The fourth proportional to 582.93, 874.31 and 192.94 is: 289.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.93 : 874.31 = 192.94 : x
  2. Step 2: Convert to fraction form
    582.93/874.31 = 192.94/x
  3. Step 3: Cross multiply
    582.93x = 874.31 × 192.94
  4. Step 4: Simplify right side
    582.93x = 168,686.22
  5. Step 5: Solve for x
    x = 168,686.22/582.93
  6. Step 6: Final answer
    x = 289.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.