Home / 990,433.85-1,367,124.28-582,518.25

Finding the Fourth Proportional to 990,433.85, 1,367,124.28 and 582,518.25

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Solution

The fourth proportional to 990,433.85, 1,367,124.28 and 582,518.25 is: 804,066.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,433.85 : 1,367,124.28 = 582,518.25 : x
  2. Step 2: Convert to fraction form
    990,433.85/1,367,124.28 = 582,518.25/x
  3. Step 3: Cross multiply
    990,433.85x = 1,367,124.28 × 582,518.25
  4. Step 4: Simplify right side
    990,433.85x = 796,374,841,661.82
  5. Step 5: Solve for x
    x = 796,374,841,661.82/990,433.85
  6. Step 6: Final answer
    x = 804,066.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.