Home / 847,892.80-1,271,450.40-374,334.40

Finding the Fourth Proportional to 847,892.80, 1,271,450.40 and 374,334.40

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Solution

The fourth proportional to 847,892.80, 1,271,450.40 and 374,334.40 is: 561,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,892.80 : 1,271,450.40 = 374,334.40 : x
  2. Step 2: Convert to fraction form
    847,892.80/1,271,450.40 = 374,334.40/x
  3. Step 3: Cross multiply
    847,892.80x = 1,271,450.40 × 374,334.40
  4. Step 4: Simplify right side
    847,892.80x = 475,947,622,613.76
  5. Step 5: Solve for x
    x = 475,947,622,613.76/847,892.80
  6. Step 6: Final answer
    x = 561,329.95

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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.