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Finding the Fourth Proportional to 601.25, 900.92 and 340.92

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Solution

The fourth proportional to 601.25, 900.92 and 340.92 is: 510.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    601.25 : 900.92 = 340.92 : x
  2. Step 2: Convert to fraction form
    601.25/900.92 = 340.92/x
  3. Step 3: Cross multiply
    601.25x = 900.92 × 340.92
  4. Step 4: Simplify right side
    601.25x = 307,142.50
  5. Step 5: Solve for x
    x = 307,142.50/601.25
  6. Step 6: Final answer
    x = 510.84

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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.