Home / 336,829.40-504,077.70-308,835.80

Finding the Fourth Proportional to 336,829.40, 504,077.70 and 308,835.80

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Solution

The fourth proportional to 336,829.40, 504,077.70 and 308,835.80 is: 462,184.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,829.40 : 504,077.70 = 308,835.80 : x
  2. Step 2: Convert to fraction form
    336,829.40/504,077.70 = 308,835.80/x
  3. Step 3: Cross multiply
    336,829.40x = 504,077.70 × 308,835.80
  4. Step 4: Simplify right side
    336,829.40x = 155,677,239,741.66
  5. Step 5: Solve for x
    x = 155,677,239,741.66/336,829.40
  6. Step 6: Final answer
    x = 462,184.24

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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.