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Finding the Fourth Proportional to 601,331.70, 829,851.15 and 343,203.48

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Solution

The fourth proportional to 601,331.70, 829,851.15 and 343,203.48 is: 473,628.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,331.70 : 829,851.15 = 343,203.48 : x
  2. Step 2: Convert to fraction form
    601,331.70/829,851.15 = 343,203.48/x
  3. Step 3: Cross multiply
    601,331.70x = 829,851.15 × 343,203.48
  4. Step 4: Simplify right side
    601,331.70x = 284,807,802,562.00
  5. Step 5: Solve for x
    x = 284,807,802,562.00/601,331.70
  6. Step 6: Final answer
    x = 473,628.45

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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.