Home / 706,311.02-1,052,812.83-649,623.98

Finding the Fourth Proportional to 706,311.02, 1,052,812.83 and 649,623.98

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Solution

The fourth proportional to 706,311.02, 1,052,812.83 and 649,623.98 is: 968,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,311.02 : 1,052,812.83 = 649,623.98 : x
  2. Step 2: Convert to fraction form
    706,311.02/1,052,812.83 = 649,623.98/x
  3. Step 3: Cross multiply
    706,311.02x = 1,052,812.83 × 649,623.98
  4. Step 4: Simplify right side
    706,311.02x = 683,932,455,555.60
  5. Step 5: Solve for x
    x = 683,932,455,555.60/706,311.02
  6. Step 6: Final answer
    x = 968,316.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.