Home / 370,928.58-511,795.71-250,293.66

Finding the Fourth Proportional to 370,928.58, 511,795.71 and 250,293.66

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Solution

The fourth proportional to 370,928.58, 511,795.71 and 250,293.66 is: 345,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,928.58 : 511,795.71 = 250,293.66 : x
  2. Step 2: Convert to fraction form
    370,928.58/511,795.71 = 250,293.66/x
  3. Step 3: Cross multiply
    370,928.58x = 511,795.71 × 250,293.66
  4. Step 4: Simplify right side
    370,928.58x = 128,099,221,428.20
  5. Step 5: Solve for x
    x = 128,099,221,428.20/370,928.58
  6. Step 6: Final answer
    x = 345,347.40

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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.