Home / 1,025,976.97-1,539,130.83-316,004.68

Finding the Fourth Proportional to 1,025,976.97, 1,539,130.83 and 316,004.68

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Solution

The fourth proportional to 1,025,976.97, 1,539,130.83 and 316,004.68 is: 474,057.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,976.97 : 1,539,130.83 = 316,004.68 : x
  2. Step 2: Convert to fraction form
    1,025,976.97/1,539,130.83 = 316,004.68/x
  3. Step 3: Cross multiply
    1,025,976.97x = 1,539,130.83 × 316,004.68
  4. Step 4: Simplify right side
    1,025,976.97x = 486,372,545,412.28
  5. Step 5: Solve for x
    x = 486,372,545,412.28/1,025,976.97
  6. Step 6: Final answer
    x = 474,057.96

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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.