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Finding the Fourth Proportional to 590,809.32, 886,503.12 and 366,109.62

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Solution

The fourth proportional to 590,809.32, 886,503.12 and 366,109.62 is: 549,343.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,809.32 : 886,503.12 = 366,109.62 : x
  2. Step 2: Convert to fraction form
    590,809.32/886,503.12 = 366,109.62/x
  3. Step 3: Cross multiply
    590,809.32x = 886,503.12 × 366,109.62
  4. Step 4: Simplify right side
    590,809.32x = 324,557,320,392.01
  5. Step 5: Solve for x
    x = 324,557,320,392.01/590,809.32
  6. Step 6: Final answer
    x = 549,343.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.