Home / 937,231.30-1,405,962.15-305,973.70

Finding the Fourth Proportional to 937,231.30, 1,405,962.15 and 305,973.70

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Solution

The fourth proportional to 937,231.30, 1,405,962.15 and 305,973.70 is: 458,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,231.30 : 1,405,962.15 = 305,973.70 : x
  2. Step 2: Convert to fraction form
    937,231.30/1,405,962.15 = 305,973.70/x
  3. Step 3: Cross multiply
    937,231.30x = 1,405,962.15 × 305,973.70
  4. Step 4: Simplify right side
    937,231.30x = 430,187,441,095.46
  5. Step 5: Solve for x
    x = 430,187,441,095.46/937,231.30
  6. Step 6: Final answer
    x = 458,998.16

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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.