Home / 779,774.22-1,169,702.64-218,852.46

Finding the Fourth Proportional to 779,774.22, 1,169,702.64 and 218,852.46

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Solution

The fourth proportional to 779,774.22, 1,169,702.64 and 218,852.46 is: 328,290.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,774.22 : 1,169,702.64 = 218,852.46 : x
  2. Step 2: Convert to fraction form
    779,774.22/1,169,702.64 = 218,852.46/x
  3. Step 3: Cross multiply
    779,774.22x = 1,169,702.64 × 218,852.46
  4. Step 4: Simplify right side
    779,774.22x = 255,992,300,232.49
  5. Step 5: Solve for x
    x = 255,992,300,232.49/779,774.22
  6. Step 6: Final answer
    x = 328,290.28

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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.