Home / 790,303.12-1,185,454.73-191,264.38

Finding the Fourth Proportional to 790,303.12, 1,185,454.73 and 191,264.38

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Solution

The fourth proportional to 790,303.12, 1,185,454.73 and 191,264.38 is: 286,896.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,303.12 : 1,185,454.73 = 191,264.38 : x
  2. Step 2: Convert to fraction form
    790,303.12/1,185,454.73 = 191,264.38/x
  3. Step 3: Cross multiply
    790,303.12x = 1,185,454.73 × 191,264.38
  4. Step 4: Simplify right side
    790,303.12x = 226,735,263,951.52
  5. Step 5: Solve for x
    x = 226,735,263,951.52/790,303.12
  6. Step 6: Final answer
    x = 286,896.58

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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.