Home / 1,007,544.96-1,390,392.05-548,664.98

Finding the Fourth Proportional to 1,007,544.96, 1,390,392.05 and 548,664.98

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Solution

The fourth proportional to 1,007,544.96, 1,390,392.05 and 548,664.98 is: 757,146.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,544.96 : 1,390,392.05 = 548,664.98 : x
  2. Step 2: Convert to fraction form
    1,007,544.96/1,390,392.05 = 548,664.98/x
  3. Step 3: Cross multiply
    1,007,544.96x = 1,390,392.05 × 548,664.98
  4. Step 4: Simplify right side
    1,007,544.96x = 762,859,416,610.12
  5. Step 5: Solve for x
    x = 762,859,416,610.12/1,007,544.96
  6. Step 6: Final answer
    x = 757,146.77

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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.