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Finding the Fourth Proportional to 488,114.47, 673,600.62 and 270,330.28

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Solution

The fourth proportional to 488,114.47, 673,600.62 and 270,330.28 is: 373,057.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,114.47 : 673,600.62 = 270,330.28 : x
  2. Step 2: Convert to fraction form
    488,114.47/673,600.62 = 270,330.28/x
  3. Step 3: Cross multiply
    488,114.47x = 673,600.62 × 270,330.28
  4. Step 4: Simplify right side
    488,114.47x = 182,094,643,542.51
  5. Step 5: Solve for x
    x = 182,094,643,542.51/488,114.47
  6. Step 6: Final answer
    x = 373,057.25

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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.