Home / 859,560.59-1,289,339.48-228,474.41

Finding the Fourth Proportional to 859,560.59, 1,289,339.48 and 228,474.41

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Solution

The fourth proportional to 859,560.59, 1,289,339.48 and 228,474.41 is: 342,711.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,560.59 : 1,289,339.48 = 228,474.41 : x
  2. Step 2: Convert to fraction form
    859,560.59/1,289,339.48 = 228,474.41/x
  3. Step 3: Cross multiply
    859,560.59x = 1,289,339.48 × 228,474.41
  4. Step 4: Simplify right side
    859,560.59x = 294,581,075,840.34
  5. Step 5: Solve for x
    x = 294,581,075,840.34/859,560.59
  6. Step 6: Final answer
    x = 342,711.24

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1.5x scale

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.