Home / 790,085.16-1,185,357.26-284,636.52

Finding the Fourth Proportional to 790,085.16, 1,185,357.26 and 284,636.52

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Solution

The fourth proportional to 790,085.16, 1,185,357.26 and 284,636.52 is: 427,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,085.16 : 1,185,357.26 = 284,636.52 : x
  2. Step 2: Convert to fraction form
    790,085.16/1,185,357.26 = 284,636.52/x
  3. Step 3: Cross multiply
    790,085.16x = 1,185,357.26 × 284,636.52
  4. Step 4: Simplify right side
    790,085.16x = 337,395,965,443.14
  5. Step 5: Solve for x
    x = 337,395,965,443.14/790,085.16
  6. Step 6: Final answer
    x = 427,037.47

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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.