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Finding the Fourth Proportional to 546.84, 815.11 and 503.10

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Solution

The fourth proportional to 546.84, 815.11 and 503.10 is: 749.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.84 : 815.11 = 503.10 : x
  2. Step 2: Convert to fraction form
    546.84/815.11 = 503.10/x
  3. Step 3: Cross multiply
    546.84x = 815.11 × 503.10
  4. Step 4: Simplify right side
    546.84x = 410,080.58
  5. Step 5: Solve for x
    x = 410,080.58/546.84
  6. Step 6: Final answer
    x = 749.91

Related Problems

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Double scale
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Similar ratio
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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.