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Finding the Fourth Proportional to 565,615.23, 848,242.53 and 186,465.30

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Solution

The fourth proportional to 565,615.23, 848,242.53 and 186,465.30 is: 279,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,615.23 : 848,242.53 = 186,465.30 : x
  2. Step 2: Convert to fraction form
    565,615.23/848,242.53 = 186,465.30/x
  3. Step 3: Cross multiply
    565,615.23x = 848,242.53 × 186,465.30
  4. Step 4: Simplify right side
    565,615.23x = 158,167,797,829.21
  5. Step 5: Solve for x
    x = 158,167,797,829.21/565,615.23
  6. Step 6: Final answer
    x = 279,638.51

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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.