Home / 874,885.12-1,312,203.06-275,768.41

Finding the Fourth Proportional to 874,885.12, 1,312,203.06 and 275,768.41

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Solution

The fourth proportional to 874,885.12, 1,312,203.06 and 275,768.41 is: 413,613.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,885.12 : 1,312,203.06 = 275,768.41 : x
  2. Step 2: Convert to fraction form
    874,885.12/1,312,203.06 = 275,768.41/x
  3. Step 3: Cross multiply
    874,885.12x = 1,312,203.06 × 275,768.41
  4. Step 4: Simplify right side
    874,885.12x = 361,864,151,453.34
  5. Step 5: Solve for x
    x = 361,864,151,453.34/874,885.12
  6. Step 6: Final answer
    x = 413,613.33

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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.