Home / 930,953.16-1,396,539.15-331,999.47

Finding the Fourth Proportional to 930,953.16, 1,396,539.15 and 331,999.47

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Solution

The fourth proportional to 930,953.16, 1,396,539.15 and 331,999.47 is: 498,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,953.16 : 1,396,539.15 = 331,999.47 : x
  2. Step 2: Convert to fraction form
    930,953.16/1,396,539.15 = 331,999.47/x
  3. Step 3: Cross multiply
    930,953.16x = 1,396,539.15 × 331,999.47
  4. Step 4: Simplify right side
    930,953.16x = 463,650,257,634.25
  5. Step 5: Solve for x
    x = 463,650,257,634.25/930,953.16
  6. Step 6: Final answer
    x = 498,038.22

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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.