Home / 785,319.33-1,177,838.76-208,945.93

Finding the Fourth Proportional to 785,319.33, 1,177,838.76 and 208,945.93

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Solution

The fourth proportional to 785,319.33, 1,177,838.76 and 208,945.93 is: 313,381.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,319.33 : 1,177,838.76 = 208,945.93 : x
  2. Step 2: Convert to fraction form
    785,319.33/1,177,838.76 = 208,945.93/x
  3. Step 3: Cross multiply
    785,319.33x = 1,177,838.76 × 208,945.93
  4. Step 4: Simplify right side
    785,319.33x = 246,104,615,098.25
  5. Step 5: Solve for x
    x = 246,104,615,098.25/785,319.33
  6. Step 6: Final answer
    x = 313,381.58

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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.