Home / 821,763.24-1,232,706.83-245,340.89

Finding the Fourth Proportional to 821,763.24, 1,232,706.83 and 245,340.89

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Solution

The fourth proportional to 821,763.24, 1,232,706.83 and 245,340.89 is: 368,029.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,763.24 : 1,232,706.83 = 245,340.89 : x
  2. Step 2: Convert to fraction form
    821,763.24/1,232,706.83 = 245,340.89/x
  3. Step 3: Cross multiply
    821,763.24x = 1,232,706.83 × 245,340.89
  4. Step 4: Simplify right side
    821,763.24x = 302,433,390,781.28
  5. Step 5: Solve for x
    x = 302,433,390,781.28/821,763.24
  6. Step 6: Final answer
    x = 368,029.84

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1.5x scale

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.