Home / 265,309.40-397,430.04-122,954.60

Finding the Fourth Proportional to 265,309.40, 397,430.04 and 122,954.60

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Solution

The fourth proportional to 265,309.40, 397,430.04 and 122,954.60 is: 184,184.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,309.40 : 397,430.04 = 122,954.60 : x
  2. Step 2: Convert to fraction form
    265,309.40/397,430.04 = 122,954.60/x
  3. Step 3: Cross multiply
    265,309.40x = 397,430.04 × 122,954.60
  4. Step 4: Simplify right side
    265,309.40x = 48,865,851,596.18
  5. Step 5: Solve for x
    x = 48,865,851,596.18/265,309.40
  6. Step 6: Final answer
    x = 184,184.40

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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.