Home / 620,520.02-929,918.89-282,735.17

Finding the Fourth Proportional to 620,520.02, 929,918.89 and 282,735.17

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Solution

The fourth proportional to 620,520.02, 929,918.89 and 282,735.17 is: 423,710.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,520.02 : 929,918.89 = 282,735.17 : x
  2. Step 2: Convert to fraction form
    620,520.02/929,918.89 = 282,735.17/x
  3. Step 3: Cross multiply
    620,520.02x = 929,918.89 × 282,735.17
  4. Step 4: Simplify right side
    620,520.02x = 262,920,775,450.36
  5. Step 5: Solve for x
    x = 262,920,775,450.36/620,520.02
  6. Step 6: Final answer
    x = 423,710.38

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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.