Home / 778,073.32-1,166,642.70-304,194.04

Finding the Fourth Proportional to 778,073.32, 1,166,642.70 and 304,194.04

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Solution

The fourth proportional to 778,073.32, 1,166,642.70 and 304,194.04 is: 456,108.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,073.32 : 1,166,642.70 = 304,194.04 : x
  2. Step 2: Convert to fraction form
    778,073.32/1,166,642.70 = 304,194.04/x
  3. Step 3: Cross multiply
    778,073.32x = 1,166,642.70 × 304,194.04
  4. Step 4: Simplify right side
    778,073.32x = 354,885,756,149.51
  5. Step 5: Solve for x
    x = 354,885,756,149.51/778,073.32
  6. Step 6: Final answer
    x = 456,108.37

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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.