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Finding the Fourth Proportional to 339,594.24, 468,681 and 196,389.48

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Solution

The fourth proportional to 339,594.24, 468,681 and 196,389.48 is: 271,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,594.24 : 468,681 = 196,389.48 : x
  2. Step 2: Convert to fraction form
    339,594.24/468,681 = 196,389.48/x
  3. Step 3: Cross multiply
    339,594.24x = 468,681 × 196,389.48
  4. Step 4: Simplify right side
    339,594.24x = 92,044,017,875.88
  5. Step 5: Solve for x
    x = 92,044,017,875.88/339,594.24
  6. Step 6: Final answer
    x = 271,041.16

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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.