Home / 908,701.80-1,362,858.30-403,261.80

Finding the Fourth Proportional to 908,701.80, 1,362,858.30 and 403,261.80

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Solution

The fourth proportional to 908,701.80, 1,362,858.30 and 403,261.80 is: 604,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,701.80 : 1,362,858.30 = 403,261.80 : x
  2. Step 2: Convert to fraction form
    908,701.80/1,362,858.30 = 403,261.80/x
  3. Step 3: Cross multiply
    908,701.80x = 1,362,858.30 × 403,261.80
  4. Step 4: Simplify right side
    908,701.80x = 549,588,691,202.94
  5. Step 5: Solve for x
    x = 549,588,691,202.94/908,701.80
  6. Step 6: Final answer
    x = 604,806.43

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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.