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Finding the Fourth Proportional to 607.04, 915.50 and 559.52

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Solution

The fourth proportional to 607.04, 915.50 and 559.52 is: 843.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.04 : 915.50 = 559.52 : x
  2. Step 2: Convert to fraction form
    607.04/915.50 = 559.52/x
  3. Step 3: Cross multiply
    607.04x = 915.50 × 559.52
  4. Step 4: Simplify right side
    607.04x = 512,240.56
  5. Step 5: Solve for x
    x = 512,240.56/607.04
  6. Step 6: Final answer
    x = 843.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.