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Finding the Fourth Proportional to 370,004.88, 510,625.12 and 224,811.76

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Solution

The fourth proportional to 370,004.88, 510,625.12 and 224,811.76 is: 310,251.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,004.88 : 510,625.12 = 224,811.76 : x
  2. Step 2: Convert to fraction form
    370,004.88/510,625.12 = 224,811.76/x
  3. Step 3: Cross multiply
    370,004.88x = 510,625.12 × 224,811.76
  4. Step 4: Simplify right side
    370,004.88x = 114,794,531,927.41
  5. Step 5: Solve for x
    x = 114,794,531,927.41/370,004.88
  6. Step 6: Final answer
    x = 310,251.40

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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.