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Finding the Fourth Proportional to 370,604.34, 511,488.86 and 234,650.94

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Solution

The fourth proportional to 370,604.34, 511,488.86 and 234,650.94 is: 323,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,604.34 : 511,488.86 = 234,650.94 : x
  2. Step 2: Convert to fraction form
    370,604.34/511,488.86 = 234,650.94/x
  3. Step 3: Cross multiply
    370,604.34x = 511,488.86 × 234,650.94
  4. Step 4: Simplify right side
    370,604.34x = 120,021,340,625.27
  5. Step 5: Solve for x
    x = 120,021,340,625.27/370,604.34
  6. Step 6: Final answer
    x = 323,853.04

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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.