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Finding the Fourth Proportional to 332,878.36, 499,313.44 and 316,741.04

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Solution

The fourth proportional to 332,878.36, 499,313.44 and 316,741.04 is: 475,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,878.36 : 499,313.44 = 316,741.04 : x
  2. Step 2: Convert to fraction form
    332,878.36/499,313.44 = 316,741.04/x
  3. Step 3: Cross multiply
    332,878.36x = 499,313.44 × 316,741.04
  4. Step 4: Simplify right side
    332,878.36x = 158,153,058,271.58
  5. Step 5: Solve for x
    x = 158,153,058,271.58/332,878.36
  6. Step 6: Final answer
    x = 475,107.66

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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.