Home / 756,134.56-1,134,423.24-223,669.76

Finding the Fourth Proportional to 756,134.56, 1,134,423.24 and 223,669.76

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Solution

The fourth proportional to 756,134.56, 1,134,423.24 and 223,669.76 is: 335,570.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,134.56 : 1,134,423.24 = 223,669.76 : x
  2. Step 2: Convert to fraction form
    756,134.56/1,134,423.24 = 223,669.76/x
  3. Step 3: Cross multiply
    756,134.56x = 1,134,423.24 × 223,669.76
  4. Step 4: Simplify right side
    756,134.56x = 253,736,173,829.22
  5. Step 5: Solve for x
    x = 253,736,173,829.22/756,134.56
  6. Step 6: Final answer
    x = 335,570.13

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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.