Home / 694,560.06-1,047,046.07-648,266.70

Finding the Fourth Proportional to 694,560.06, 1,047,046.07 and 648,266.70

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Solution

The fourth proportional to 694,560.06, 1,047,046.07 and 648,266.70 is: 977,259.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,560.06 : 1,047,046.07 = 648,266.70 : x
  2. Step 2: Convert to fraction form
    694,560.06/1,047,046.07 = 648,266.70/x
  3. Step 3: Cross multiply
    694,560.06x = 1,047,046.07 × 648,266.70
  4. Step 4: Simplify right side
    694,560.06x = 678,765,097,305.54
  5. Step 5: Solve for x
    x = 678,765,097,305.54/694,560.06
  6. Step 6: Final answer
    x = 977,259.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.