Home / 325,495.08-448,877.70-216,408.36

Finding the Fourth Proportional to 325,495.08, 448,877.70 and 216,408.36

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Solution

The fourth proportional to 325,495.08, 448,877.70 and 216,408.36 is: 298,440.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,495.08 : 448,877.70 = 216,408.36 : x
  2. Step 2: Convert to fraction form
    325,495.08/448,877.70 = 216,408.36/x
  3. Step 3: Cross multiply
    325,495.08x = 448,877.70 × 216,408.36
  4. Step 4: Simplify right side
    325,495.08x = 97,140,886,897.57
  5. Step 5: Solve for x
    x = 97,140,886,897.57/325,495.08
  6. Step 6: Final answer
    x = 298,440.42

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1.5x scale

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.