Home / 692,653.30-1,036,616.77-580,460.20

Finding the Fourth Proportional to 692,653.30, 1,036,616.77 and 580,460.20

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Solution

The fourth proportional to 692,653.30, 1,036,616.77 and 580,460.20 is: 868,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,653.30 : 1,036,616.77 = 580,460.20 : x
  2. Step 2: Convert to fraction form
    692,653.30/1,036,616.77 = 580,460.20/x
  3. Step 3: Cross multiply
    692,653.30x = 1,036,616.77 × 580,460.20
  4. Step 4: Simplify right side
    692,653.30x = 601,714,777,637.55
  5. Step 5: Solve for x
    x = 601,714,777,637.55/692,653.30
  6. Step 6: Final answer
    x = 868,709.90

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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.