Home / 1,012,932.98-1,518,838.50-414,314.54

Finding the Fourth Proportional to 1,012,932.98, 1,518,838.50 and 414,314.54

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Solution

The fourth proportional to 1,012,932.98, 1,518,838.50 and 414,314.54 is: 621,242.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,932.98 : 1,518,838.50 = 414,314.54 : x
  2. Step 2: Convert to fraction form
    1,012,932.98/1,518,838.50 = 414,314.54/x
  3. Step 3: Cross multiply
    1,012,932.98x = 1,518,838.50 × 414,314.54
  4. Step 4: Simplify right side
    1,012,932.98x = 629,276,874,461.79
  5. Step 5: Solve for x
    x = 629,276,874,461.79/1,012,932.98
  6. Step 6: Final answer
    x = 621,242.36

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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.