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Finding the Fourth Proportional to 448,475.38, 618,884.61 and 244,526.71

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Solution

The fourth proportional to 448,475.38, 618,884.61 and 244,526.71 is: 337,440.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,475.38 : 618,884.61 = 244,526.71 : x
  2. Step 2: Convert to fraction form
    448,475.38/618,884.61 = 244,526.71/x
  3. Step 3: Cross multiply
    448,475.38x = 618,884.61 × 244,526.71
  4. Step 4: Simplify right side
    448,475.38x = 151,333,817,552.93
  5. Step 5: Solve for x
    x = 151,333,817,552.93/448,475.38
  6. Step 6: Final answer
    x = 337,440.64

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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.