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Finding the Fourth Proportional to 446,352.93, 669,455.55 and 146,837.34

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Solution

The fourth proportional to 446,352.93, 669,455.55 and 146,837.34 is: 220,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,352.93 : 669,455.55 = 146,837.34 : x
  2. Step 2: Convert to fraction form
    446,352.93/669,455.55 = 146,837.34/x
  3. Step 3: Cross multiply
    446,352.93x = 669,455.55 × 146,837.34
  4. Step 4: Simplify right side
    446,352.93x = 98,301,072,210.24
  5. Step 5: Solve for x
    x = 98,301,072,210.24/446,352.93
  6. Step 6: Final answer
    x = 220,231.72

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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.