Home / 455,799.47-683,261.00-306,081.50

Finding the Fourth Proportional to 455,799.47, 683,261.00 and 306,081.50

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Solution

The fourth proportional to 455,799.47, 683,261.00 and 306,081.50 is: 458,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,799.47 : 683,261.00 = 306,081.50 : x
  2. Step 2: Convert to fraction form
    455,799.47/683,261.00 = 306,081.50/x
  3. Step 3: Cross multiply
    455,799.47x = 683,261.00 × 306,081.50
  4. Step 4: Simplify right side
    455,799.47x = 209,133,550,241.09
  5. Step 5: Solve for x
    x = 209,133,550,241.09/455,799.47
  6. Step 6: Final answer
    x = 458,827.98

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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.