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Finding the Fourth Proportional to 604.56, 901.59 and 526.80

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Solution

The fourth proportional to 604.56, 901.59 and 526.80 is: 785.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.56 : 901.59 = 526.80 : x
  2. Step 2: Convert to fraction form
    604.56/901.59 = 526.80/x
  3. Step 3: Cross multiply
    604.56x = 901.59 × 526.80
  4. Step 4: Simplify right side
    604.56x = 474,957.61
  5. Step 5: Solve for x
    x = 474,957.61/604.56
  6. Step 6: Final answer
    x = 785.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.