Home / 852,598.70-1,278,777.09-291,551.66

Finding the Fourth Proportional to 852,598.70, 1,278,777.09 and 291,551.66

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Solution

The fourth proportional to 852,598.70, 1,278,777.09 and 291,551.66 is: 437,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,598.70 : 1,278,777.09 = 291,551.66 : x
  2. Step 2: Convert to fraction form
    852,598.70/1,278,777.09 = 291,551.66/x
  3. Step 3: Cross multiply
    852,598.70x = 1,278,777.09 × 291,551.66
  4. Step 4: Simplify right side
    852,598.70x = 372,829,583,359.47
  5. Step 5: Solve for x
    x = 372,829,583,359.47/852,598.70
  6. Step 6: Final answer
    x = 437,286.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.