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Finding the Fourth Proportional to 326,572.53, 450,666.14 and 183,328.89

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Solution

The fourth proportional to 326,572.53, 450,666.14 and 183,328.89 is: 252,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,572.53 : 450,666.14 = 183,328.89 : x
  2. Step 2: Convert to fraction form
    326,572.53/450,666.14 = 183,328.89/x
  3. Step 3: Cross multiply
    326,572.53x = 450,666.14 × 183,328.89
  4. Step 4: Simplify right side
    326,572.53x = 82,620,122,290.14
  5. Step 5: Solve for x
    x = 82,620,122,290.14/326,572.53
  6. Step 6: Final answer
    x = 252,991.65

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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.