Home / 614,982.78-848,682.63-343,075.50

Finding the Fourth Proportional to 614,982.78, 848,682.63 and 343,075.50

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Solution

The fourth proportional to 614,982.78, 848,682.63 and 343,075.50 is: 473,447.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,982.78 : 848,682.63 = 343,075.50 : x
  2. Step 2: Convert to fraction form
    614,982.78/848,682.63 = 343,075.50/x
  3. Step 3: Cross multiply
    614,982.78x = 848,682.63 × 343,075.50
  4. Step 4: Simplify right side
    614,982.78x = 291,162,217,628.57
  5. Step 5: Solve for x
    x = 291,162,217,628.57/614,982.78
  6. Step 6: Final answer
    x = 473,447.76

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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.