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Finding the Fourth Proportional to 563,650.92, 777,813.84 and 337,421.16

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Solution

The fourth proportional to 563,650.92, 777,813.84 and 337,421.16 is: 465,626.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,650.92 : 777,813.84 = 337,421.16 : x
  2. Step 2: Convert to fraction form
    563,650.92/777,813.84 = 337,421.16/x
  3. Step 3: Cross multiply
    563,650.92x = 777,813.84 × 337,421.16
  4. Step 4: Simplify right side
    563,650.92x = 262,450,848,156.85
  5. Step 5: Solve for x
    x = 262,450,848,156.85/563,650.92
  6. Step 6: Final answer
    x = 465,626.58

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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.