Home / 497,109.02-685,792.23-335,905.34

Finding the Fourth Proportional to 497,109.02, 685,792.23 and 335,905.34

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Solution

The fourth proportional to 497,109.02, 685,792.23 and 335,905.34 is: 463,401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,109.02 : 685,792.23 = 335,905.34 : x
  2. Step 2: Convert to fraction form
    497,109.02/685,792.23 = 335,905.34/x
  3. Step 3: Cross multiply
    497,109.02x = 685,792.23 × 335,905.34
  4. Step 4: Simplify right side
    497,109.02x = 230,361,272,187.51
  5. Step 5: Solve for x
    x = 230,361,272,187.51/497,109.02
  6. Step 6: Final answer
    x = 463,401.92

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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.