Home / 790,335.81-1,185,503.65-191,296.94

Finding the Fourth Proportional to 790,335.81, 1,185,503.65 and 191,296.94

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Solution

The fourth proportional to 790,335.81, 1,185,503.65 and 191,296.94 is: 286,945.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,335.81 : 1,185,503.65 = 191,296.94 : x
  2. Step 2: Convert to fraction form
    790,335.81/1,185,503.65 = 191,296.94/x
  3. Step 3: Cross multiply
    790,335.81x = 1,185,503.65 × 191,296.94
  4. Step 4: Simplify right side
    790,335.81x = 226,783,214,198.07
  5. Step 5: Solve for x
    x = 226,783,214,198.07/790,335.81
  6. Step 6: Final answer
    x = 286,945.39

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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.