Home / 788,385.44-1,182,655.58-212,001.59

Finding the Fourth Proportional to 788,385.44, 1,182,655.58 and 212,001.59

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Solution

The fourth proportional to 788,385.44, 1,182,655.58 and 212,001.59 is: 318,023.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,385.44 : 1,182,655.58 = 212,001.59 : x
  2. Step 2: Convert to fraction form
    788,385.44/1,182,655.58 = 212,001.59/x
  3. Step 3: Cross multiply
    788,385.44x = 1,182,655.58 × 212,001.59
  4. Step 4: Simplify right side
    788,385.44x = 250,724,856,409.09
  5. Step 5: Solve for x
    x = 250,724,856,409.09/788,385.44
  6. Step 6: Final answer
    x = 318,023.20

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1.5x scale

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.