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Finding the Fourth Proportional to 508,448.97, 702,588.02 and 370,387.62

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Solution

The fourth proportional to 508,448.97, 702,588.02 and 370,387.62 is: 511,811.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,448.97 : 702,588.02 = 370,387.62 : x
  2. Step 2: Convert to fraction form
    508,448.97/702,588.02 = 370,387.62/x
  3. Step 3: Cross multiply
    508,448.97x = 702,588.02 × 370,387.62
  4. Step 4: Simplify right side
    508,448.97x = 260,229,902,716.37
  5. Step 5: Solve for x
    x = 260,229,902,716.37/508,448.97
  6. Step 6: Final answer
    x = 511,811.25

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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.