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Finding the Fourth Proportional to 447,248.64, 618,088.68 and 366,548.88

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Solution

The fourth proportional to 447,248.64, 618,088.68 and 366,548.88 is: 506,563.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,248.64 : 618,088.68 = 366,548.88 : x
  2. Step 2: Convert to fraction form
    447,248.64/618,088.68 = 366,548.88/x
  3. Step 3: Cross multiply
    447,248.64x = 618,088.68 × 366,548.88
  4. Step 4: Simplify right side
    447,248.64x = 226,559,713,394.68
  5. Step 5: Solve for x
    x = 226,559,713,394.68/447,248.64
  6. Step 6: Final answer
    x = 506,563.22

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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.