Home / 377,852.56-521,427.08-214,539.54

Finding the Fourth Proportional to 377,852.56, 521,427.08 and 214,539.54

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Solution

The fourth proportional to 377,852.56, 521,427.08 and 214,539.54 is: 296,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,852.56 : 521,427.08 = 214,539.54 : x
  2. Step 2: Convert to fraction form
    377,852.56/521,427.08 = 214,539.54/x
  3. Step 3: Cross multiply
    377,852.56x = 521,427.08 × 214,539.54
  4. Step 4: Simplify right side
    377,852.56x = 111,866,725,886.74
  5. Step 5: Solve for x
    x = 111,866,725,886.74/377,852.56
  6. Step 6: Final answer
    x = 296,059.20

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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.