Home / 740,633.12-1,021,664.44-602,960.15

Finding the Fourth Proportional to 740,633.12, 1,021,664.44 and 602,960.15

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Solution

The fourth proportional to 740,633.12, 1,021,664.44 and 602,960.15 is: 831,751.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,633.12 : 1,021,664.44 = 602,960.15 : x
  2. Step 2: Convert to fraction form
    740,633.12/1,021,664.44 = 602,960.15/x
  3. Step 3: Cross multiply
    740,633.12x = 1,021,664.44 × 602,960.15
  4. Step 4: Simplify right side
    740,633.12x = 616,022,947,299.93
  5. Step 5: Solve for x
    x = 616,022,947,299.93/740,633.12
  6. Step 6: Final answer
    x = 831,751.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.