Home / 835,647.54-1,252,990.52-445,672.83

Finding the Fourth Proportional to 835,647.54, 1,252,990.52 and 445,672.83

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Solution

The fourth proportional to 835,647.54, 1,252,990.52 and 445,672.83 is: 668,252.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,647.54 : 1,252,990.52 = 445,672.83 : x
  2. Step 2: Convert to fraction form
    835,647.54/1,252,990.52 = 445,672.83/x
  3. Step 3: Cross multiply
    835,647.54x = 1,252,990.52 × 445,672.83
  4. Step 4: Simplify right side
    835,647.54x = 558,423,835,153.20
  5. Step 5: Solve for x
    x = 558,423,835,153.20/835,647.54
  6. Step 6: Final answer
    x = 668,252.83

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1.5x scale

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.