Home / 904,421.52-1,356,618.24-305,803.08

Finding the Fourth Proportional to 904,421.52, 1,356,618.24 and 305,803.08

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Solution

The fourth proportional to 904,421.52, 1,356,618.24 and 305,803.08 is: 458,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,421.52 : 1,356,618.24 = 305,803.08 : x
  2. Step 2: Convert to fraction form
    904,421.52/1,356,618.24 = 305,803.08/x
  3. Step 3: Cross multiply
    904,421.52x = 1,356,618.24 × 305,803.08
  4. Step 4: Simplify right side
    904,421.52x = 414,858,036,176.18
  5. Step 5: Solve for x
    x = 414,858,036,176.18/904,421.52
  6. Step 6: Final answer
    x = 458,699.87

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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.