Home / 435,021.73-652,725.93-168,802.77

Finding the Fourth Proportional to 435,021.73, 652,725.93 and 168,802.77

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Solution

The fourth proportional to 435,021.73, 652,725.93 and 168,802.77 is: 253,279.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,021.73 : 652,725.93 = 168,802.77 : x
  2. Step 2: Convert to fraction form
    435,021.73/652,725.93 = 168,802.77/x
  3. Step 3: Cross multiply
    435,021.73x = 652,725.93 × 168,802.77
  4. Step 4: Simplify right side
    435,021.73x = 110,181,945,034.83
  5. Step 5: Solve for x
    x = 110,181,945,034.83/435,021.73
  6. Step 6: Final answer
    x = 253,279.18

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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.