Home / 693,811.90-1,040,458.65-482,823.10

Finding the Fourth Proportional to 693,811.90, 1,040,458.65 and 482,823.10

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Solution

The fourth proportional to 693,811.90, 1,040,458.65 and 482,823.10 is: 724,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,811.90 : 1,040,458.65 = 482,823.10 : x
  2. Step 2: Convert to fraction form
    693,811.90/1,040,458.65 = 482,823.10/x
  3. Step 3: Cross multiply
    693,811.90x = 1,040,458.65 × 482,823.10
  4. Step 4: Simplify right side
    693,811.90x = 502,357,470,814.82
  5. Step 5: Solve for x
    x = 502,357,470,814.82/693,811.90
  6. Step 6: Final answer
    x = 724,054.27

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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.