Home / 713,644.80-1,070,467.20-708,729.60

Finding the Fourth Proportional to 713,644.80, 1,070,467.20 and 708,729.60

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Solution

The fourth proportional to 713,644.80, 1,070,467.20 and 708,729.60 is: 1,063,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,644.80 : 1,070,467.20 = 708,729.60 : x
  2. Step 2: Convert to fraction form
    713,644.80/1,070,467.20 = 708,729.60/x
  3. Step 3: Cross multiply
    713,644.80x = 1,070,467.20 × 708,729.60
  4. Step 4: Simplify right side
    713,644.80x = 758,671,790,469.12
  5. Step 5: Solve for x
    x = 758,671,790,469.12/713,644.80
  6. Step 6: Final answer
    x = 1,063,094.40

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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.