Home / 900,388.85-1,350,442.33-301,345.25

Finding the Fourth Proportional to 900,388.85, 1,350,442.33 and 301,345.25

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Solution

The fourth proportional to 900,388.85, 1,350,442.33 and 301,345.25 is: 451,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,388.85 : 1,350,442.33 = 301,345.25 : x
  2. Step 2: Convert to fraction form
    900,388.85/1,350,442.33 = 301,345.25/x
  3. Step 3: Cross multiply
    900,388.85x = 1,350,442.33 × 301,345.25
  4. Step 4: Simplify right side
    900,388.85x = 406,949,381,544.43
  5. Step 5: Solve for x
    x = 406,949,381,544.43/900,388.85
  6. Step 6: Final answer
    x = 451,970.70

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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.