Home / 830,697.16-1,246,027.84-231,642.36

Finding the Fourth Proportional to 830,697.16, 1,246,027.84 and 231,642.36

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Solution

The fourth proportional to 830,697.16, 1,246,027.84 and 231,642.36 is: 347,458.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,697.16 : 1,246,027.84 = 231,642.36 : x
  2. Step 2: Convert to fraction form
    830,697.16/1,246,027.84 = 231,642.36/x
  3. Step 3: Cross multiply
    830,697.16x = 1,246,027.84 × 231,642.36
  4. Step 4: Simplify right side
    830,697.16x = 288,632,829,483.30
  5. Step 5: Solve for x
    x = 288,632,829,483.30/830,697.16
  6. Step 6: Final answer
    x = 347,458.55

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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.