Home / 272,090.24-375,667.46-243,320.40

Finding the Fourth Proportional to 272,090.24, 375,667.46 and 243,320.40

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Solution

The fourth proportional to 272,090.24, 375,667.46 and 243,320.40 is: 335,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,090.24 : 375,667.46 = 243,320.40 : x
  2. Step 2: Convert to fraction form
    272,090.24/375,667.46 = 243,320.40/x
  3. Step 3: Cross multiply
    272,090.24x = 375,667.46 × 243,320.40
  4. Step 4: Simplify right side
    272,090.24x = 91,407,556,634.18
  5. Step 5: Solve for x
    x = 91,407,556,634.18/272,090.24
  6. Step 6: Final answer
    x = 335,945.74

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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.