Home / 790,641.96-1,184,721.09-611,167.17

Finding the Fourth Proportional to 790,641.96, 1,184,721.09 and 611,167.17

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Solution

The fourth proportional to 790,641.96, 1,184,721.09 and 611,167.17 is: 915,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,641.96 : 1,184,721.09 = 611,167.17 : x
  2. Step 2: Convert to fraction form
    790,641.96/1,184,721.09 = 611,167.17/x
  3. Step 3: Cross multiply
    790,641.96x = 1,184,721.09 × 611,167.17
  4. Step 4: Simplify right side
    790,641.96x = 724,062,635,814.62
  5. Step 5: Solve for x
    x = 724,062,635,814.62/790,641.96
  6. Step 6: Final answer
    x = 915,790.80

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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.