Home / 441,870.12-662,187.30-239,028.36

Finding the Fourth Proportional to 441,870.12, 662,187.30 and 239,028.36

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Solution

The fourth proportional to 441,870.12, 662,187.30 and 239,028.36 is: 358,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,870.12 : 662,187.30 = 239,028.36 : x
  2. Step 2: Convert to fraction form
    441,870.12/662,187.30 = 239,028.36/x
  3. Step 3: Cross multiply
    441,870.12x = 662,187.30 × 239,028.36
  4. Step 4: Simplify right side
    441,870.12x = 158,281,544,331.83
  5. Step 5: Solve for x
    x = 158,281,544,331.83/441,870.12
  6. Step 6: Final answer
    x = 358,208.30

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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.