Home / 793,707.86-1,095,490.17-488,047.28

Finding the Fourth Proportional to 793,707.86, 1,095,490.17 and 488,047.28

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Solution

The fourth proportional to 793,707.86, 1,095,490.17 and 488,047.28 is: 673,611.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,707.86 : 1,095,490.17 = 488,047.28 : x
  2. Step 2: Convert to fraction form
    793,707.86/1,095,490.17 = 488,047.28/x
  3. Step 3: Cross multiply
    793,707.86x = 1,095,490.17 × 488,047.28
  4. Step 4: Simplify right side
    793,707.86x = 534,650,992,257.79
  5. Step 5: Solve for x
    x = 534,650,992,257.79/793,707.86
  6. Step 6: Final answer
    x = 673,611.81

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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.