Home / 897,363.86-1,345,754.55-298,164.11

Finding the Fourth Proportional to 897,363.86, 1,345,754.55 and 298,164.11

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Solution

The fourth proportional to 897,363.86, 1,345,754.55 and 298,164.11 is: 447,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,363.86 : 1,345,754.55 = 298,164.11 : x
  2. Step 2: Convert to fraction form
    897,363.86/1,345,754.55 = 298,164.11/x
  3. Step 3: Cross multiply
    897,363.86x = 1,345,754.55 × 298,164.11
  4. Step 4: Simplify right side
    897,363.86x = 401,255,707,679.20
  5. Step 5: Solve for x
    x = 401,255,707,679.20/897,363.86
  6. Step 6: Final answer
    x = 447,149.40

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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.