Home / 756,950.91-1,134,141.06-456,800.79

Finding the Fourth Proportional to 756,950.91, 1,134,141.06 and 456,800.79

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Solution

The fourth proportional to 756,950.91, 1,134,141.06 and 456,800.79 is: 684,425.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,950.91 : 1,134,141.06 = 456,800.79 : x
  2. Step 2: Convert to fraction form
    756,950.91/1,134,141.06 = 456,800.79/x
  3. Step 3: Cross multiply
    756,950.91x = 1,134,141.06 × 456,800.79
  4. Step 4: Simplify right side
    756,950.91x = 518,076,532,179.44
  5. Step 5: Solve for x
    x = 518,076,532,179.44/756,950.91
  6. Step 6: Final answer
    x = 684,425.54

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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.