Home / 871,283.78-1,307,058.33-444,586.41

Finding the Fourth Proportional to 871,283.78, 1,307,058.33 and 444,586.41

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Solution

The fourth proportional to 871,283.78, 1,307,058.33 and 444,586.41 is: 666,947.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,283.78 : 1,307,058.33 = 444,586.41 : x
  2. Step 2: Convert to fraction form
    871,283.78/1,307,058.33 = 444,586.41/x
  3. Step 3: Cross multiply
    871,283.78x = 1,307,058.33 × 444,586.41
  4. Step 4: Simplify right side
    871,283.78x = 581,100,370,595.30
  5. Step 5: Solve for x
    x = 581,100,370,595.30/871,283.78
  6. Step 6: Final answer
    x = 666,947.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.