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Finding the Fourth Proportional to 565,559.48, 848,159.40 and 186,409.56

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Solution

The fourth proportional to 565,559.48, 848,159.40 and 186,409.56 is: 279,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,559.48 : 848,159.40 = 186,409.56 : x
  2. Step 2: Convert to fraction form
    565,559.48/848,159.40 = 186,409.56/x
  3. Step 3: Cross multiply
    565,559.48x = 848,159.40 × 186,409.56
  4. Step 4: Simplify right side
    565,559.48x = 158,105,020,563.86
  5. Step 5: Solve for x
    x = 158,105,020,563.86/565,559.48
  6. Step 6: Final answer
    x = 279,555.07

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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.