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Finding the Fourth Proportional to 607.48, 838.02 and 441.43

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Solution

The fourth proportional to 607.48, 838.02 and 441.43 is: 608.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.48 : 838.02 = 441.43 : x
  2. Step 2: Convert to fraction form
    607.48/838.02 = 441.43/x
  3. Step 3: Cross multiply
    607.48x = 838.02 × 441.43
  4. Step 4: Simplify right side
    607.48x = 369,927.17
  5. Step 5: Solve for x
    x = 369,927.17/607.48
  6. Step 6: Final answer
    x = 608.95

Related Problems

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Half scale
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Double scale
Find fourth proportional to 608.48, 839.40 and 442.43
Similar ratio
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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.