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Finding the Fourth Proportional to 362,457.18, 543,761.10 and 109,751.76

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Solution

The fourth proportional to 362,457.18, 543,761.10 and 109,751.76 is: 164,650.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,457.18 : 543,761.10 = 109,751.76 : x
  2. Step 2: Convert to fraction form
    362,457.18/543,761.10 = 109,751.76/x
  3. Step 3: Cross multiply
    362,457.18x = 543,761.10 × 109,751.76
  4. Step 4: Simplify right side
    362,457.18x = 59,678,737,744.54
  5. Step 5: Solve for x
    x = 59,678,737,744.54/362,457.18
  6. Step 6: Final answer
    x = 164,650.45

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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.