Home / 628,442.92-941,475.03-371,506.25

Finding the Fourth Proportional to 628,442.92, 941,475.03 and 371,506.25

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Solution

The fourth proportional to 628,442.92, 941,475.03 and 371,506.25 is: 556,556.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,442.92 : 941,475.03 = 371,506.25 : x
  2. Step 2: Convert to fraction form
    628,442.92/941,475.03 = 371,506.25/x
  3. Step 3: Cross multiply
    628,442.92x = 941,475.03 × 371,506.25
  4. Step 4: Simplify right side
    628,442.92x = 349,763,855,510.25
  5. Step 5: Solve for x
    x = 349,763,855,510.25/628,442.92
  6. Step 6: Final answer
    x = 556,556.28

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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.