Home / 1,007,845.19-1,390,828.28-548,958.33

Finding the Fourth Proportional to 1,007,845.19, 1,390,828.28 and 548,958.33

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Solution

The fourth proportional to 1,007,845.19, 1,390,828.28 and 548,958.33 is: 757,563.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,845.19 : 1,390,828.28 = 548,958.33 : x
  2. Step 2: Convert to fraction form
    1,007,845.19/1,390,828.28 = 548,958.33/x
  3. Step 3: Cross multiply
    1,007,845.19x = 1,390,828.28 × 548,958.33
  4. Step 4: Simplify right side
    1,007,845.19x = 763,506,767,160.78
  5. Step 5: Solve for x
    x = 763,506,767,160.78/1,007,845.19
  6. Step 6: Final answer
    x = 757,563.54

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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.