Home / 790,679.93-1,186,009.34-191,646.35

Finding the Fourth Proportional to 790,679.93, 1,186,009.34 and 191,646.35

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Solution

The fourth proportional to 790,679.93, 1,186,009.34 and 191,646.35 is: 287,466.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,679.93 : 1,186,009.34 = 191,646.35 : x
  2. Step 2: Convert to fraction form
    790,679.93/1,186,009.34 = 191,646.35/x
  3. Step 3: Cross multiply
    790,679.93x = 1,186,009.34 × 191,646.35
  4. Step 4: Simplify right side
    790,679.93x = 227,294,366,385.48
  5. Step 5: Solve for x
    x = 227,294,366,385.48/790,679.93
  6. Step 6: Final answer
    x = 287,466.97

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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.