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Finding the Fourth Proportional to 565,551.48, 848,147.40 and 186,401.55

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Solution

The fourth proportional to 565,551.48, 848,147.40 and 186,401.55 is: 279,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,551.48 : 848,147.40 = 186,401.55 : x
  2. Step 2: Convert to fraction form
    565,551.48/848,147.40 = 186,401.55/x
  3. Step 3: Cross multiply
    565,551.48x = 848,147.40 × 186,401.55
  4. Step 4: Simplify right side
    565,551.48x = 158,095,989,988.47
  5. Step 5: Solve for x
    x = 158,095,989,988.47/565,551.48
  6. Step 6: Final answer
    x = 279,543.06

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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.