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Finding the Fourth Proportional to 469,304.44, 697,919.55 and 454,357.51

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Solution

The fourth proportional to 469,304.44, 697,919.55 and 454,357.51 is: 675,691.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,304.44 : 697,919.55 = 454,357.51 : x
  2. Step 2: Convert to fraction form
    469,304.44/697,919.55 = 454,357.51/x
  3. Step 3: Cross multiply
    469,304.44x = 697,919.55 × 454,357.51
  4. Step 4: Simplify right side
    469,304.44x = 317,104,986,646.53
  5. Step 5: Solve for x
    x = 317,104,986,646.53/469,304.44
  6. Step 6: Final answer
    x = 675,691.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.