Home / 694,563.06-1,047,050.60-648,269.70

Finding the Fourth Proportional to 694,563.06, 1,047,050.60 and 648,269.70

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Solution

The fourth proportional to 694,563.06, 1,047,050.60 and 648,269.70 is: 977,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,563.06 : 1,047,050.60 = 648,269.70 : x
  2. Step 2: Convert to fraction form
    694,563.06/1,047,050.60 = 648,269.70/x
  3. Step 3: Cross multiply
    694,563.06x = 1,047,050.60 × 648,269.70
  4. Step 4: Simplify right side
    694,563.06x = 678,771,175,105.47
  5. Step 5: Solve for x
    x = 678,771,175,105.47/694,563.06
  6. Step 6: Final answer
    x = 977,263.57

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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.