Home / 314,826.18-434,626.26-252,901.32

Finding the Fourth Proportional to 314,826.18, 434,626.26 and 252,901.32

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Solution

The fourth proportional to 314,826.18, 434,626.26 and 252,901.32 is: 349,137.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,826.18 : 434,626.26 = 252,901.32 : x
  2. Step 2: Convert to fraction form
    314,826.18/434,626.26 = 252,901.32/x
  3. Step 3: Cross multiply
    314,826.18x = 434,626.26 × 252,901.32
  4. Step 4: Simplify right side
    314,826.18x = 109,917,554,860.66
  5. Step 5: Solve for x
    x = 109,917,554,860.66/314,826.18
  6. Step 6: Final answer
    x = 349,137.28

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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.