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Finding the Fourth Proportional to 650,493.98, 897,688.76 and 360,110.36

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Solution

The fourth proportional to 650,493.98, 897,688.76 and 360,110.36 is: 496,956.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,493.98 : 897,688.76 = 360,110.36 : x
  2. Step 2: Convert to fraction form
    650,493.98/897,688.76 = 360,110.36/x
  3. Step 3: Cross multiply
    650,493.98x = 897,688.76 × 360,110.36
  4. Step 4: Simplify right side
    650,493.98x = 323,267,025,676.05
  5. Step 5: Solve for x
    x = 323,267,025,676.05/650,493.98
  6. Step 6: Final answer
    x = 496,956.21

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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.