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Finding the Fourth Proportional to 613,242.60, 846,273.46 and 344,970.60

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Solution

The fourth proportional to 613,242.60, 846,273.46 and 344,970.60 is: 476,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,242.60 : 846,273.46 = 344,970.60 : x
  2. Step 2: Convert to fraction form
    613,242.60/846,273.46 = 344,970.60/x
  3. Step 3: Cross multiply
    613,242.60x = 846,273.46 × 344,970.60
  4. Step 4: Simplify right side
    613,242.60x = 291,939,463,260.28
  5. Step 5: Solve for x
    x = 291,939,463,260.28/613,242.60
  6. Step 6: Final answer
    x = 476,058.68

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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.