Home / 788,635.31-1,182,841.79-256,162.77

Finding the Fourth Proportional to 788,635.31, 1,182,841.79 and 256,162.77

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Solution

The fourth proportional to 788,635.31, 1,182,841.79 and 256,162.77 is: 384,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,635.31 : 1,182,841.79 = 256,162.77 : x
  2. Step 2: Convert to fraction form
    788,635.31/1,182,841.79 = 256,162.77/x
  3. Step 3: Cross multiply
    788,635.31x = 1,182,841.79 × 256,162.77
  4. Step 4: Simplify right side
    788,635.31x = 303,000,028,117.34
  5. Step 5: Solve for x
    x = 303,000,028,117.34/788,635.31
  6. Step 6: Final answer
    x = 384,208.04

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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.