Home / 1,007,383.66-1,390,142.93-548,496.79

Finding the Fourth Proportional to 1,007,383.66, 1,390,142.93 and 548,496.79

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Solution

The fourth proportional to 1,007,383.66, 1,390,142.93 and 548,496.79 is: 756,900.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,383.66 : 1,390,142.93 = 548,496.79 : x
  2. Step 2: Convert to fraction form
    1,007,383.66/1,390,142.93 = 548,496.79/x
  3. Step 3: Cross multiply
    1,007,383.66x = 1,390,142.93 × 548,496.79
  4. Step 4: Simplify right side
    1,007,383.66x = 762,488,928,528.35
  5. Step 5: Solve for x
    x = 762,488,928,528.35/1,007,383.66
  6. Step 6: Final answer
    x = 756,900.24

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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.