Home / 668,967.24-1,003,442.05-163,532.64

Finding the Fourth Proportional to 668,967.24, 1,003,442.05 and 163,532.64

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Solution

The fourth proportional to 668,967.24, 1,003,442.05 and 163,532.64 is: 245,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,967.24 : 1,003,442.05 = 163,532.64 : x
  2. Step 2: Convert to fraction form
    668,967.24/1,003,442.05 = 163,532.64/x
  3. Step 3: Cross multiply
    668,967.24x = 1,003,442.05 × 163,532.64
  4. Step 4: Simplify right side
    668,967.24x = 164,095,527,523.51
  5. Step 5: Solve for x
    x = 164,095,527,523.51/668,967.24
  6. Step 6: Final answer
    x = 245,296.81

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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.