Home / 805,069.72-1,110,972.72-460,894.24

Finding the Fourth Proportional to 805,069.72, 1,110,972.72 and 460,894.24

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Solution

The fourth proportional to 805,069.72, 1,110,972.72 and 460,894.24 is: 636,020.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,069.72 : 1,110,972.72 = 460,894.24 : x
  2. Step 2: Convert to fraction form
    805,069.72/1,110,972.72 = 460,894.24/x
  3. Step 3: Cross multiply
    805,069.72x = 1,110,972.72 × 460,894.24
  4. Step 4: Simplify right side
    805,069.72x = 512,040,927,445.13
  5. Step 5: Solve for x
    x = 512,040,927,445.13/805,069.72
  6. Step 6: Final answer
    x = 636,020.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.