Home / 1,007,145.64-1,389,860.93-548,263.52

Finding the Fourth Proportional to 1,007,145.64, 1,389,860.93 and 548,263.52

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Solution

The fourth proportional to 1,007,145.64, 1,389,860.93 and 548,263.52 is: 756,603.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,145.64 : 1,389,860.93 = 548,263.52 : x
  2. Step 2: Convert to fraction form
    1,007,145.64/1,389,860.93 = 548,263.52/x
  3. Step 3: Cross multiply
    1,007,145.64x = 1,389,860.93 × 548,263.52
  4. Step 4: Simplify right side
    1,007,145.64x = 762,010,053,243.57
  5. Step 5: Solve for x
    x = 762,010,053,243.57/1,007,145.64
  6. Step 6: Final answer
    x = 756,603.64

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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.