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Finding the Fourth Proportional to 567,527.80, 851,291.70 and 251,649.40

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Solution

The fourth proportional to 567,527.80, 851,291.70 and 251,649.40 is: 377,474.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,527.80 : 851,291.70 = 251,649.40 : x
  2. Step 2: Convert to fraction form
    567,527.80/851,291.70 = 251,649.40/x
  3. Step 3: Cross multiply
    567,527.80x = 851,291.70 × 251,649.40
  4. Step 4: Simplify right side
    567,527.80x = 214,227,045,529.98
  5. Step 5: Solve for x
    x = 214,227,045,529.98/567,527.80
  6. Step 6: Final answer
    x = 377,474.10

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.