Home / 790,373.22-1,185,562.84-191,333.40

Finding the Fourth Proportional to 790,373.22, 1,185,562.84 and 191,333.40

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Solution

The fourth proportional to 790,373.22, 1,185,562.84 and 191,333.40 is: 287,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,373.22 : 1,185,562.84 = 191,333.40 : x
  2. Step 2: Convert to fraction form
    790,373.22/1,185,562.84 = 191,333.40/x
  3. Step 3: Cross multiply
    790,373.22x = 1,185,562.84 × 191,333.40
  4. Step 4: Simplify right side
    790,373.22x = 226,837,769,090.86
  5. Step 5: Solve for x
    x = 226,837,769,090.86/790,373.22
  6. Step 6: Final answer
    x = 287,000.83

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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.