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Finding the Fourth Proportional to 567,344.40, 851,016.60 and 514,856.40

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Solution

The fourth proportional to 567,344.40, 851,016.60 and 514,856.40 is: 772,284.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,344.40 : 851,016.60 = 514,856.40 : x
  2. Step 2: Convert to fraction form
    567,344.40/851,016.60 = 514,856.40/x
  3. Step 3: Cross multiply
    567,344.40x = 851,016.60 × 514,856.40
  4. Step 4: Simplify right side
    567,344.40x = 438,151,343,016.24
  5. Step 5: Solve for x
    x = 438,151,343,016.24/567,344.40
  6. Step 6: Final answer
    x = 772,284.60

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Half scale
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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.