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Finding the Fourth Proportional to 376,903.73, 520,248.37 and 241,302.90

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Solution

The fourth proportional to 376,903.73, 520,248.37 and 241,302.90 is: 333,075.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,903.73 : 520,248.37 = 241,302.90 : x
  2. Step 2: Convert to fraction form
    376,903.73/520,248.37 = 241,302.90/x
  3. Step 3: Cross multiply
    376,903.73x = 520,248.37 × 241,302.90
  4. Step 4: Simplify right side
    376,903.73x = 125,537,440,401.27
  5. Step 5: Solve for x
    x = 125,537,440,401.27/376,903.73
  6. Step 6: Final answer
    x = 333,075.61

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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.