Home / 303,830.04-419,272.68-174,758.70

Finding the Fourth Proportional to 303,830.04, 419,272.68 and 174,758.70

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Solution

The fourth proportional to 303,830.04, 419,272.68 and 174,758.70 is: 241,159.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,830.04 : 419,272.68 = 174,758.70 : x
  2. Step 2: Convert to fraction form
    303,830.04/419,272.68 = 174,758.70/x
  3. Step 3: Cross multiply
    303,830.04x = 419,272.68 × 174,758.70
  4. Step 4: Simplify right side
    303,830.04x = 73,271,548,502.32
  5. Step 5: Solve for x
    x = 73,271,548,502.32/303,830.04
  6. Step 6: Final answer
    x = 241,159.66

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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.