Home / 994,676.54-1,492,305.95-320,744.28

Finding the Fourth Proportional to 994,676.54, 1,492,305.95 and 320,744.28

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Solution

The fourth proportional to 994,676.54, 1,492,305.95 and 320,744.28 is: 481,210.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,676.54 : 1,492,305.95 = 320,744.28 : x
  2. Step 2: Convert to fraction form
    994,676.54/1,492,305.95 = 320,744.28/x
  3. Step 3: Cross multiply
    994,676.54x = 1,492,305.95 × 320,744.28
  4. Step 4: Simplify right side
    994,676.54x = 478,648,602,066.29
  5. Step 5: Solve for x
    x = 478,648,602,066.29/994,676.54
  6. Step 6: Final answer
    x = 481,210.31

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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.