Home / 788,528.92-1,182,776.36-219,894.88

Finding the Fourth Proportional to 788,528.92, 1,182,776.36 and 219,894.88

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Solution

The fourth proportional to 788,528.92, 1,182,776.36 and 219,894.88 is: 329,837.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,528.92 : 1,182,776.36 = 219,894.88 : x
  2. Step 2: Convert to fraction form
    788,528.92/1,182,776.36 = 219,894.88/x
  3. Step 3: Cross multiply
    788,528.92x = 1,182,776.36 × 219,894.88
  4. Step 4: Simplify right side
    788,528.92x = 260,086,465,749.04
  5. Step 5: Solve for x
    x = 260,086,465,749.04/788,528.92
  6. Step 6: Final answer
    x = 329,837.57

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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.