Home / 899,571.95-1,349,158.94-259,736.82

Finding the Fourth Proportional to 899,571.95, 1,349,158.94 and 259,736.82

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Solution

The fourth proportional to 899,571.95, 1,349,158.94 and 259,736.82 is: 389,547.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,571.95 : 1,349,158.94 = 259,736.82 : x
  2. Step 2: Convert to fraction form
    899,571.95/1,349,158.94 = 259,736.82/x
  3. Step 3: Cross multiply
    899,571.95x = 1,349,158.94 × 259,736.82
  4. Step 4: Simplify right side
    899,571.95x = 350,426,251,451.49
  5. Step 5: Solve for x
    x = 350,426,251,451.49/899,571.95
  6. Step 6: Final answer
    x = 389,547.78

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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.