Home / 790,355.23-1,185,052.29-310,007.41

Finding the Fourth Proportional to 790,355.23, 1,185,052.29 and 310,007.41

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Solution

The fourth proportional to 790,355.23, 1,185,052.29 and 310,007.41 is: 464,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,355.23 : 1,185,052.29 = 310,007.41 : x
  2. Step 2: Convert to fraction form
    790,355.23/1,185,052.29 = 310,007.41/x
  3. Step 3: Cross multiply
    790,355.23x = 1,185,052.29 × 310,007.41
  4. Step 4: Simplify right side
    790,355.23x = 367,374,991,137.47
  5. Step 5: Solve for x
    x = 367,374,991,137.47/790,355.23
  6. Step 6: Final answer
    x = 464,822.62

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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.