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Finding the Fourth Proportional to 675,891.79, 932,754.35 and 369,968.37

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Solution

The fourth proportional to 675,891.79, 932,754.35 and 369,968.37 is: 510,569.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,891.79 : 932,754.35 = 369,968.37 : x
  2. Step 2: Convert to fraction form
    675,891.79/932,754.35 = 369,968.37/x
  3. Step 3: Cross multiply
    675,891.79x = 932,754.35 × 369,968.37
  4. Step 4: Simplify right side
    675,891.79x = 345,089,606,530.37
  5. Step 5: Solve for x
    x = 345,089,606,530.37/675,891.79
  6. Step 6: Final answer
    x = 510,569.31

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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.