Home / 668,966.24-1,003,440.56-163,531.64

Finding the Fourth Proportional to 668,966.24, 1,003,440.56 and 163,531.64

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Solution

The fourth proportional to 668,966.24, 1,003,440.56 and 163,531.64 is: 245,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,966.24 : 1,003,440.56 = 163,531.64 : x
  2. Step 2: Convert to fraction form
    668,966.24/1,003,440.56 = 163,531.64/x
  3. Step 3: Cross multiply
    668,966.24x = 1,003,440.56 × 163,531.64
  4. Step 4: Simplify right side
    668,966.24x = 164,094,282,110.26
  5. Step 5: Solve for x
    x = 164,094,282,110.26/668,966.24
  6. Step 6: Final answer
    x = 245,295.31

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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.