Home / 434,467.54-651,803.31-134,932.66

Finding the Fourth Proportional to 434,467.54, 651,803.31 and 134,932.66

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Solution

The fourth proportional to 434,467.54, 651,803.31 and 134,932.66 is: 202,430.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,467.54 : 651,803.31 = 134,932.66 : x
  2. Step 2: Convert to fraction form
    434,467.54/651,803.31 = 134,932.66/x
  3. Step 3: Cross multiply
    434,467.54x = 651,803.31 × 134,932.66
  4. Step 4: Simplify right side
    434,467.54x = 87,949,554,415.10
  5. Step 5: Solve for x
    x = 87,949,554,415.10/434,467.54
  6. Step 6: Final answer
    x = 202,430.67

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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.