Home / 364,422.70-503,137.47-228,642.94

Finding the Fourth Proportional to 364,422.70, 503,137.47 and 228,642.94

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Solution

The fourth proportional to 364,422.70, 503,137.47 and 228,642.94 is: 315,674.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,422.70 : 503,137.47 = 228,642.94 : x
  2. Step 2: Convert to fraction form
    364,422.70/503,137.47 = 228,642.94/x
  3. Step 3: Cross multiply
    364,422.70x = 503,137.47 × 228,642.94
  4. Step 4: Simplify right side
    364,422.70x = 115,038,830,364.96
  5. Step 5: Solve for x
    x = 115,038,830,364.96/364,422.70
  6. Step 6: Final answer
    x = 315,674.16

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1.5x scale

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.