Home / 826,522.80-1,140,618.33-463,972.92

Finding the Fourth Proportional to 826,522.80, 1,140,618.33 and 463,972.92

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Solution

The fourth proportional to 826,522.80, 1,140,618.33 and 463,972.92 is: 640,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,522.80 : 1,140,618.33 = 463,972.92 : x
  2. Step 2: Convert to fraction form
    826,522.80/1,140,618.33 = 463,972.92/x
  3. Step 3: Cross multiply
    826,522.80x = 1,140,618.33 × 463,972.92
  4. Step 4: Simplify right side
    826,522.80x = 529,216,017,175.62
  5. Step 5: Solve for x
    x = 529,216,017,175.62/826,522.80
  6. Step 6: Final answer
    x = 640,292.10

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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.