Home / 788,664.24-1,182,522.60-308,319.88

Finding the Fourth Proportional to 788,664.24, 1,182,522.60 and 308,319.88

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Solution

The fourth proportional to 788,664.24, 1,182,522.60 and 308,319.88 is: 462,294.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,664.24 : 1,182,522.60 = 308,319.88 : x
  2. Step 2: Convert to fraction form
    788,664.24/1,182,522.60 = 308,319.88/x
  3. Step 3: Cross multiply
    788,664.24x = 1,182,522.60 × 308,319.88
  4. Step 4: Simplify right side
    788,664.24x = 364,595,226,129.29
  5. Step 5: Solve for x
    x = 364,595,226,129.29/788,664.24
  6. Step 6: Final answer
    x = 462,294.61

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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.