Home / 946,820.80-1,306,621.04-538,948.90

Finding the Fourth Proportional to 946,820.80, 1,306,621.04 and 538,948.90

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Solution

The fourth proportional to 946,820.80, 1,306,621.04 and 538,948.90 is: 743,754.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,820.80 : 1,306,621.04 = 538,948.90 : x
  2. Step 2: Convert to fraction form
    946,820.80/1,306,621.04 = 538,948.90/x
  3. Step 3: Cross multiply
    946,820.80x = 1,306,621.04 × 538,948.90
  4. Step 4: Simplify right side
    946,820.80x = 704,201,972,224.86
  5. Step 5: Solve for x
    x = 704,201,972,224.86/946,820.80
  6. Step 6: Final answer
    x = 743,754.23

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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.