Home / 779,814.34-1,169,833.20-240,116.38

Finding the Fourth Proportional to 779,814.34, 1,169,833.20 and 240,116.38

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Solution

The fourth proportional to 779,814.34, 1,169,833.20 and 240,116.38 is: 360,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,814.34 : 1,169,833.20 = 240,116.38 : x
  2. Step 2: Convert to fraction form
    779,814.34/1,169,833.20 = 240,116.38/x
  3. Step 3: Cross multiply
    779,814.34x = 1,169,833.20 × 240,116.38
  4. Step 4: Simplify right side
    779,814.34x = 280,896,113,187.82
  5. Step 5: Solve for x
    x = 280,896,113,187.82/779,814.34
  6. Step 6: Final answer
    x = 360,208.96

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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.