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Finding the Fourth Proportional to 546,463.59, 754,118.29 and 304,746.44

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Solution

The fourth proportional to 546,463.59, 754,118.29 and 304,746.44 is: 420,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,463.59 : 754,118.29 = 304,746.44 : x
  2. Step 2: Convert to fraction form
    546,463.59/754,118.29 = 304,746.44/x
  3. Step 3: Cross multiply
    546,463.59x = 754,118.29 × 304,746.44
  4. Step 4: Simplify right side
    546,463.59x = 229,814,864,216.39
  5. Step 5: Solve for x
    x = 229,814,864,216.39/546,463.59
  6. Step 6: Final answer
    x = 420,549.27

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Double scale
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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.