Home / 881,715.50-1,321,466.83-476,891.55

Finding the Fourth Proportional to 881,715.50, 1,321,466.83 and 476,891.55

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Solution

The fourth proportional to 881,715.50, 1,321,466.83 and 476,891.55 is: 714,738.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,715.50 : 1,321,466.83 = 476,891.55 : x
  2. Step 2: Convert to fraction form
    881,715.50/1,321,466.83 = 476,891.55/x
  3. Step 3: Cross multiply
    881,715.50x = 1,321,466.83 × 476,891.55
  4. Step 4: Simplify right side
    881,715.50x = 630,196,364,832.29
  5. Step 5: Solve for x
    x = 630,196,364,832.29/881,715.50
  6. Step 6: Final answer
    x = 714,738.90

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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.