Home / 842,423.22-1,262,924.01-392,907.24

Finding the Fourth Proportional to 842,423.22, 1,262,924.01 and 392,907.24

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Solution

The fourth proportional to 842,423.22, 1,262,924.01 and 392,907.24 is: 589,029.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,423.22 : 1,262,924.01 = 392,907.24 : x
  2. Step 2: Convert to fraction form
    842,423.22/1,262,924.01 = 392,907.24/x
  3. Step 3: Cross multiply
    842,423.22x = 1,262,924.01 × 392,907.24
  4. Step 4: Simplify right side
    842,423.22x = 496,211,987,098.83
  5. Step 5: Solve for x
    x = 496,211,987,098.83/842,423.22
  6. Step 6: Final answer
    x = 589,029.33

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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.