Home / 779,606.17-1,169,409.15-293,379.71

Finding the Fourth Proportional to 779,606.17, 1,169,409.15 and 293,379.71

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Solution

The fourth proportional to 779,606.17, 1,169,409.15 and 293,379.71 is: 440,069.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,606.17 : 1,169,409.15 = 293,379.71 : x
  2. Step 2: Convert to fraction form
    779,606.17/1,169,409.15 = 293,379.71/x
  3. Step 3: Cross multiply
    779,606.17x = 1,169,409.15 × 293,379.71
  4. Step 4: Simplify right side
    779,606.17x = 343,080,911,451.30
  5. Step 5: Solve for x
    x = 343,080,911,451.30/779,606.17
  6. Step 6: Final answer
    x = 440,069.52

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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.