Home / 589,106.88-812,826.36-347,370.48

Finding the Fourth Proportional to 589,106.88, 812,826.36 and 347,370.48

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Solution

The fourth proportional to 589,106.88, 812,826.36 and 347,370.48 is: 479,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,106.88 : 812,826.36 = 347,370.48 : x
  2. Step 2: Convert to fraction form
    589,106.88/812,826.36 = 347,370.48/x
  3. Step 3: Cross multiply
    589,106.88x = 812,826.36 × 347,370.48
  4. Step 4: Simplify right side
    589,106.88x = 282,351,882,829.85
  5. Step 5: Solve for x
    x = 282,351,882,829.85/589,106.88
  6. Step 6: Final answer
    x = 479,288.04

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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.