Home / 1,007,280.01-1,390,054.79-548,397.73

Finding the Fourth Proportional to 1,007,280.01, 1,390,054.79 and 548,397.73

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Solution

The fourth proportional to 1,007,280.01, 1,390,054.79 and 548,397.73 is: 756,793.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,280.01 : 1,390,054.79 = 548,397.73 : x
  2. Step 2: Convert to fraction form
    1,007,280.01/1,390,054.79 = 548,397.73/x
  3. Step 3: Cross multiply
    1,007,280.01x = 1,390,054.79 × 548,397.73
  4. Step 4: Simplify right side
    1,007,280.01x = 762,302,888,669.64
  5. Step 5: Solve for x
    x = 762,302,888,669.64/1,007,280.01
  6. Step 6: Final answer
    x = 756,793.42

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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.