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Finding the Fourth Proportional to 607.92, 837.45 and 586.32

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Solution

The fourth proportional to 607.92, 837.45 and 586.32 is: 807.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.92 : 837.45 = 586.32 : x
  2. Step 2: Convert to fraction form
    607.92/837.45 = 586.32/x
  3. Step 3: Cross multiply
    607.92x = 837.45 × 586.32
  4. Step 4: Simplify right side
    607.92x = 491,013.68
  5. Step 5: Solve for x
    x = 491,013.68/607.92
  6. Step 6: Final answer
    x = 807.69

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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.