Home / 892,303.40-1,338,908.70-592,992.20

Finding the Fourth Proportional to 892,303.40, 1,338,908.70 and 592,992.20

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Solution

The fourth proportional to 892,303.40, 1,338,908.70 and 592,992.20 is: 889,789.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,303.40 : 1,338,908.70 = 592,992.20 : x
  2. Step 2: Convert to fraction form
    892,303.40/1,338,908.70 = 592,992.20/x
  3. Step 3: Cross multiply
    892,303.40x = 1,338,908.70 × 592,992.20
  4. Step 4: Simplify right side
    892,303.40x = 793,962,415,612.14
  5. Step 5: Solve for x
    x = 793,962,415,612.14/892,303.40
  6. Step 6: Final answer
    x = 889,789.75

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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.