Home / 836,335.80-1,254,503.70-275,297.40

Finding the Fourth Proportional to 836,335.80, 1,254,503.70 and 275,297.40

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Solution

The fourth proportional to 836,335.80, 1,254,503.70 and 275,297.40 is: 412,946.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,335.80 : 1,254,503.70 = 275,297.40 : x
  2. Step 2: Convert to fraction form
    836,335.80/1,254,503.70 = 275,297.40/x
  3. Step 3: Cross multiply
    836,335.80x = 1,254,503.70 × 275,297.40
  4. Step 4: Simplify right side
    836,335.80x = 345,361,606,900.38
  5. Step 5: Solve for x
    x = 345,361,606,900.38/836,335.80
  6. Step 6: Final answer
    x = 412,946.10

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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.