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Finding the Fourth Proportional to 297,352.73, 410,347.16 and 161,386.67

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Solution

The fourth proportional to 297,352.73, 410,347.16 and 161,386.67 is: 222,713.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,352.73 : 410,347.16 = 161,386.67 : x
  2. Step 2: Convert to fraction form
    297,352.73/410,347.16 = 161,386.67/x
  3. Step 3: Cross multiply
    297,352.73x = 410,347.16 × 161,386.67
  4. Step 4: Simplify right side
    297,352.73x = 66,224,563,125.69
  5. Step 5: Solve for x
    x = 66,224,563,125.69/297,352.73
  6. Step 6: Final answer
    x = 222,713.82

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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.