Home / 684,174.75-1,026,296.15-484,720.35

Finding the Fourth Proportional to 684,174.75, 1,026,296.15 and 484,720.35

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Solution

The fourth proportional to 684,174.75, 1,026,296.15 and 484,720.35 is: 727,104.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,174.75 : 1,026,296.15 = 484,720.35 : x
  2. Step 2: Convert to fraction form
    684,174.75/1,026,296.15 = 484,720.35/x
  3. Step 3: Cross multiply
    684,174.75x = 1,026,296.15 × 484,720.35
  4. Step 4: Simplify right side
    684,174.75x = 497,466,626,608.05
  5. Step 5: Solve for x
    x = 497,466,626,608.05/684,174.75
  6. Step 6: Final answer
    x = 727,104.63

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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.