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Finding the Fourth Proportional to 576,200.70, 864,301.05 and 546,676.20

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Solution

The fourth proportional to 576,200.70, 864,301.05 and 546,676.20 is: 820,014.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,200.70 : 864,301.05 = 546,676.20 : x
  2. Step 2: Convert to fraction form
    576,200.70/864,301.05 = 546,676.20/x
  3. Step 3: Cross multiply
    576,200.70x = 864,301.05 × 546,676.20
  4. Step 4: Simplify right side
    576,200.70x = 472,492,813,670.01
  5. Step 5: Solve for x
    x = 472,492,813,670.01/576,200.70
  6. Step 6: Final answer
    x = 820,014.30

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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.