Home / 1,095,342.17-1,643,200.07-488,350.73

Finding the Fourth Proportional to 1,095,342.17, 1,643,200.07 and 488,350.73

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Solution

The fourth proportional to 1,095,342.17, 1,643,200.07 and 488,350.73 is: 732,609.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,342.17 : 1,643,200.07 = 488,350.73 : x
  2. Step 2: Convert to fraction form
    1,095,342.17/1,643,200.07 = 488,350.73/x
  3. Step 3: Cross multiply
    1,095,342.17x = 1,643,200.07 × 488,350.73
  4. Step 4: Simplify right side
    1,095,342.17x = 802,457,943,062.80
  5. Step 5: Solve for x
    x = 802,457,943,062.80/1,095,342.17
  6. Step 6: Final answer
    x = 732,609.38

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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.