Home / 380,966.89-525,750.92-227,975.98

Finding the Fourth Proportional to 380,966.89, 525,750.92 and 227,975.98

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Solution

The fourth proportional to 380,966.89, 525,750.92 and 227,975.98 is: 314,616.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,966.89 : 525,750.92 = 227,975.98 : x
  2. Step 2: Convert to fraction form
    380,966.89/525,750.92 = 227,975.98/x
  3. Step 3: Cross multiply
    380,966.89x = 525,750.92 × 227,975.98
  4. Step 4: Simplify right side
    380,966.89x = 119,858,580,478.46
  5. Step 5: Solve for x
    x = 119,858,580,478.46/380,966.89
  6. Step 6: Final answer
    x = 314,616.79

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1.5x scale

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.