Home / 1,007,853.12-1,390,825.38-548,966.25

Finding the Fourth Proportional to 1,007,853.12, 1,390,825.38 and 548,966.25

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Solution

The fourth proportional to 1,007,853.12, 1,390,825.38 and 548,966.25 is: 757,566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,853.12 : 1,390,825.38 = 548,966.25 : x
  2. Step 2: Convert to fraction form
    1,007,853.12/1,390,825.38 = 548,966.25/x
  3. Step 3: Cross multiply
    1,007,853.12x = 1,390,825.38 × 548,966.25
  4. Step 4: Simplify right side
    1,007,853.12x = 763,516,193,263.43
  5. Step 5: Solve for x
    x = 763,516,193,263.43/1,007,853.12
  6. Step 6: Final answer
    x = 757,566.93

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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.