Home / 784,244.80-1,176,342.90-223,279.30

Finding the Fourth Proportional to 784,244.80, 1,176,342.90 and 223,279.30

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Solution

The fourth proportional to 784,244.80, 1,176,342.90 and 223,279.30 is: 334,912.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,244.80 : 1,176,342.90 = 223,279.30 : x
  2. Step 2: Convert to fraction form
    784,244.80/1,176,342.90 = 223,279.30/x
  3. Step 3: Cross multiply
    784,244.80x = 1,176,342.90 × 223,279.30
  4. Step 4: Simplify right side
    784,244.80x = 262,653,019,271.97
  5. Step 5: Solve for x
    x = 262,653,019,271.97/784,244.80
  6. Step 6: Final answer
    x = 334,912.03

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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.