Home / 908,701.30-1,362,857.55-403,261.30

Finding the Fourth Proportional to 908,701.30, 1,362,857.55 and 403,261.30

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Solution

The fourth proportional to 908,701.30, 1,362,857.55 and 403,261.30 is: 604,805.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,701.30 : 1,362,857.55 = 403,261.30 : x
  2. Step 2: Convert to fraction form
    908,701.30/1,362,857.55 = 403,261.30/x
  3. Step 3: Cross multiply
    908,701.30x = 1,362,857.55 × 403,261.30
  4. Step 4: Simplify right side
    908,701.30x = 549,587,707,327.82
  5. Step 5: Solve for x
    x = 549,587,707,327.82/908,701.30
  6. Step 6: Final answer
    x = 604,805.68

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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.