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Finding the Fourth Proportional to 447,892.19, 618,091.22 and 246,688.19

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Solution

The fourth proportional to 447,892.19, 618,091.22 and 246,688.19 is: 340,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,892.19 : 618,091.22 = 246,688.19 : x
  2. Step 2: Convert to fraction form
    447,892.19/618,091.22 = 246,688.19/x
  3. Step 3: Cross multiply
    447,892.19x = 618,091.22 × 246,688.19
  4. Step 4: Simplify right side
    447,892.19x = 152,475,804,316.69
  5. Step 5: Solve for x
    x = 152,475,804,316.69/447,892.19
  6. Step 6: Final answer
    x = 340,429.70

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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.