Home / 478,749.24-660,674.02-263,894

Finding the Fourth Proportional to 478,749.24, 660,674.02 and 263,894

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Solution

The fourth proportional to 478,749.24, 660,674.02 and 263,894 is: 364,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,749.24 : 660,674.02 = 263,894 : x
  2. Step 2: Convert to fraction form
    478,749.24/660,674.02 = 263,894/x
  3. Step 3: Cross multiply
    478,749.24x = 660,674.02 × 263,894
  4. Step 4: Simplify right side
    478,749.24x = 174,347,909,833.88
  5. Step 5: Solve for x
    x = 174,347,909,833.88/478,749.24
  6. Step 6: Final answer
    x = 364,173.76

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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.