Home / 669,071.24-1,003,598.16-163,636.60

Finding the Fourth Proportional to 669,071.24, 1,003,598.16 and 163,636.60

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Solution

The fourth proportional to 669,071.24, 1,003,598.16 and 163,636.60 is: 245,452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,071.24 : 1,003,598.16 = 163,636.60 : x
  2. Step 2: Convert to fraction form
    669,071.24/1,003,598.16 = 163,636.60/x
  3. Step 3: Cross multiply
    669,071.24x = 1,003,598.16 × 163,636.60
  4. Step 4: Simplify right side
    669,071.24x = 164,225,390,668.66
  5. Step 5: Solve for x
    x = 164,225,390,668.66/669,071.24
  6. Step 6: Final answer
    x = 245,452.77

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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.