Home / 994,848.93-1,371,916.19-631,642.23

Finding the Fourth Proportional to 994,848.93, 1,371,916.19 and 631,642.23

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Solution

The fourth proportional to 994,848.93, 1,371,916.19 and 631,642.23 is: 871,047.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,848.93 : 1,371,916.19 = 631,642.23 : x
  2. Step 2: Convert to fraction form
    994,848.93/1,371,916.19 = 631,642.23/x
  3. Step 3: Cross multiply
    994,848.93x = 1,371,916.19 × 631,642.23
  4. Step 4: Simplify right side
    994,848.93x = 866,560,203,203.81
  5. Step 5: Solve for x
    x = 866,560,203,203.81/994,848.93
  6. Step 6: Final answer
    x = 871,047.03

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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.