Home / 756,282.20-1,134,423.30-223,885.40

Finding the Fourth Proportional to 756,282.20, 1,134,423.30 and 223,885.40

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Solution

The fourth proportional to 756,282.20, 1,134,423.30 and 223,885.40 is: 335,828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,282.20 : 1,134,423.30 = 223,885.40 : x
  2. Step 2: Convert to fraction form
    756,282.20/1,134,423.30 = 223,885.40/x
  3. Step 3: Cross multiply
    756,282.20x = 1,134,423.30 × 223,885.40
  4. Step 4: Simplify right side
    756,282.20x = 253,980,814,289.82
  5. Step 5: Solve for x
    x = 253,980,814,289.82/756,282.20
  6. Step 6: Final answer
    x = 335,828.10

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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.