Home / 849,529.84-1,274,515.44-317,054.92

Finding the Fourth Proportional to 849,529.84, 1,274,515.44 and 317,054.92

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Solution

The fourth proportional to 849,529.84, 1,274,515.44 and 317,054.92 is: 475,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,529.84 : 1,274,515.44 = 317,054.92 : x
  2. Step 2: Convert to fraction form
    849,529.84/1,274,515.44 = 317,054.92/x
  3. Step 3: Cross multiply
    849,529.84x = 1,274,515.44 × 317,054.92
  4. Step 4: Simplify right side
    849,529.84x = 404,091,390,867.97
  5. Step 5: Solve for x
    x = 404,091,390,867.97/849,529.84
  6. Step 6: Final answer
    x = 475,664.74

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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.