Home / 469,271.37-647,586.05-265,318.77

Finding the Fourth Proportional to 469,271.37, 647,586.05 and 265,318.77

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Solution

The fourth proportional to 469,271.37, 647,586.05 and 265,318.77 is: 366,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,271.37 : 647,586.05 = 265,318.77 : x
  2. Step 2: Convert to fraction form
    469,271.37/647,586.05 = 265,318.77/x
  3. Step 3: Cross multiply
    469,271.37x = 647,586.05 × 265,318.77
  4. Step 4: Simplify right side
    469,271.37x = 171,816,732,928.57
  5. Step 5: Solve for x
    x = 171,816,732,928.57/469,271.37
  6. Step 6: Final answer
    x = 366,135.13

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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.