Home / 994,930.51-1,373,052.78-559,484.90

Finding the Fourth Proportional to 994,930.51, 1,373,052.78 and 559,484.90

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Solution

The fourth proportional to 994,930.51, 1,373,052.78 and 559,484.90 is: 772,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,930.51 : 1,373,052.78 = 559,484.90 : x
  2. Step 2: Convert to fraction form
    994,930.51/1,373,052.78 = 559,484.90/x
  3. Step 3: Cross multiply
    994,930.51x = 1,373,052.78 × 559,484.90
  4. Step 4: Simplify right side
    994,930.51x = 768,202,297,313.02
  5. Step 5: Solve for x
    x = 768,202,297,313.02/994,930.51
  6. Step 6: Final answer
    x = 772,116.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.