Home / 434,023.48-598,945.84-243,043.71

Finding the Fourth Proportional to 434,023.48, 598,945.84 and 243,043.71

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Solution

The fourth proportional to 434,023.48, 598,945.84 and 243,043.71 is: 335,396.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,023.48 : 598,945.84 = 243,043.71 : x
  2. Step 2: Convert to fraction form
    434,023.48/598,945.84 = 243,043.71/x
  3. Step 3: Cross multiply
    434,023.48x = 598,945.84 × 243,043.71
  4. Step 4: Simplify right side
    434,023.48x = 145,570,017,556.13
  5. Step 5: Solve for x
    x = 145,570,017,556.13/434,023.48
  6. Step 6: Final answer
    x = 335,396.64

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1.5x scale

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.