Home / 904,610.32-1,357,071.96-305,575.84

Finding the Fourth Proportional to 904,610.32, 1,357,071.96 and 305,575.84

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Solution

The fourth proportional to 904,610.32, 1,357,071.96 and 305,575.84 is: 458,416.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,610.32 : 1,357,071.96 = 305,575.84 : x
  2. Step 2: Convert to fraction form
    904,610.32/1,357,071.96 = 305,575.84/x
  3. Step 3: Cross multiply
    904,610.32x = 1,357,071.96 × 305,575.84
  4. Step 4: Simplify right side
    904,610.32x = 414,688,404,117.45
  5. Step 5: Solve for x
    x = 414,688,404,117.45/904,610.32
  6. Step 6: Final answer
    x = 458,416.62

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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.