Home / 939,237.96-1,408,852.08-229,269.72

Finding the Fourth Proportional to 939,237.96, 1,408,852.08 and 229,269.72

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Solution

The fourth proportional to 939,237.96, 1,408,852.08 and 229,269.72 is: 343,903.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,237.96 : 1,408,852.08 = 229,269.72 : x
  2. Step 2: Convert to fraction form
    939,237.96/1,408,852.08 = 229,269.72/x
  3. Step 3: Cross multiply
    939,237.96x = 1,408,852.08 × 229,269.72
  4. Step 4: Simplify right side
    939,237.96x = 323,007,121,903.02
  5. Step 5: Solve for x
    x = 323,007,121,903.02/939,237.96
  6. Step 6: Final answer
    x = 343,903.39

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1.5x scale

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.