Home / 756,656.35-1,044,133.43-425,561.86

Finding the Fourth Proportional to 756,656.35, 1,044,133.43 and 425,561.86

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Solution

The fourth proportional to 756,656.35, 1,044,133.43 and 425,561.86 is: 587,245.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,656.35 : 1,044,133.43 = 425,561.86 : x
  2. Step 2: Convert to fraction form
    756,656.35/1,044,133.43 = 425,561.86/x
  3. Step 3: Cross multiply
    756,656.35x = 1,044,133.43 × 425,561.86
  4. Step 4: Simplify right side
    756,656.35x = 444,343,364,558.98
  5. Step 5: Solve for x
    x = 444,343,364,558.98/756,656.35
  6. Step 6: Final answer
    x = 587,245.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.