Home / 404,811.72-607,588.02-205,269.84

Finding the Fourth Proportional to 404,811.72, 607,588.02 and 205,269.84

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Solution

The fourth proportional to 404,811.72, 607,588.02 and 205,269.84 is: 308,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,811.72 : 607,588.02 = 205,269.84 : x
  2. Step 2: Convert to fraction form
    404,811.72/607,588.02 = 205,269.84/x
  3. Step 3: Cross multiply
    404,811.72x = 607,588.02 × 205,269.84
  4. Step 4: Simplify right side
    404,811.72x = 124,719,495,651.32
  5. Step 5: Solve for x
    x = 124,719,495,651.32/404,811.72
  6. Step 6: Final answer
    x = 308,092.60

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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.