Home / 305,328.45-457,882.92-105,594.60

Finding the Fourth Proportional to 305,328.45, 457,882.92 and 105,594.60

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Solution

The fourth proportional to 305,328.45, 457,882.92 and 105,594.60 is: 158,353.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,328.45 : 457,882.92 = 105,594.60 : x
  2. Step 2: Convert to fraction form
    305,328.45/457,882.92 = 105,594.60/x
  3. Step 3: Cross multiply
    305,328.45x = 457,882.92 × 105,594.60
  4. Step 4: Simplify right side
    305,328.45x = 48,349,963,784.23
  5. Step 5: Solve for x
    x = 48,349,963,784.23/305,328.45
  6. Step 6: Final answer
    x = 158,353.94

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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.