Home / 788,249.52-1,182,439.44-338,981.04

Finding the Fourth Proportional to 788,249.52, 1,182,439.44 and 338,981.04

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Solution

The fourth proportional to 788,249.52, 1,182,439.44 and 338,981.04 is: 508,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,249.52 : 1,182,439.44 = 338,981.04 : x
  2. Step 2: Convert to fraction form
    788,249.52/1,182,439.44 = 338,981.04/x
  3. Step 3: Cross multiply
    788,249.52x = 1,182,439.44 × 338,981.04
  4. Step 4: Simplify right side
    788,249.52x = 400,824,551,108.22
  5. Step 5: Solve for x
    x = 400,824,551,108.22/788,249.52
  6. Step 6: Final answer
    x = 508,499.58

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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.