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Finding the Fourth Proportional to 326,465.34, 450,523.10 and 181,271.44

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Solution

The fourth proportional to 326,465.34, 450,523.10 and 181,271.44 is: 250,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,465.34 : 450,523.10 = 181,271.44 : x
  2. Step 2: Convert to fraction form
    326,465.34/450,523.10 = 181,271.44/x
  3. Step 3: Cross multiply
    326,465.34x = 450,523.10 × 181,271.44
  4. Step 4: Simplify right side
    326,465.34x = 81,666,968,837.65
  5. Step 5: Solve for x
    x = 81,666,968,837.65/326,465.34
  6. Step 6: Final answer
    x = 250,155.10

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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.