Home / 377,552.04-521,021.52-207,786.30

Finding the Fourth Proportional to 377,552.04, 521,021.52 and 207,786.30

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Solution

The fourth proportional to 377,552.04, 521,021.52 and 207,786.30 is: 286,744.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,552.04 : 521,021.52 = 207,786.30 : x
  2. Step 2: Convert to fraction form
    377,552.04/521,021.52 = 207,786.30/x
  3. Step 3: Cross multiply
    377,552.04x = 521,021.52 × 207,786.30
  4. Step 4: Simplify right side
    377,552.04x = 108,261,133,861.18
  5. Step 5: Solve for x
    x = 108,261,133,861.18/377,552.04
  6. Step 6: Final answer
    x = 286,744.93

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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.