Home / 749,858.85-1,125,050.72-217,411.83

Finding the Fourth Proportional to 749,858.85, 1,125,050.72 and 217,411.83

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Solution

The fourth proportional to 749,858.85, 1,125,050.72 and 217,411.83 is: 326,193.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,858.85 : 1,125,050.72 = 217,411.83 : x
  2. Step 2: Convert to fraction form
    749,858.85/1,125,050.72 = 217,411.83/x
  3. Step 3: Cross multiply
    749,858.85x = 1,125,050.72 × 217,411.83
  4. Step 4: Simplify right side
    749,858.85x = 244,599,334,790.96
  5. Step 5: Solve for x
    x = 244,599,334,790.96/749,858.85
  6. Step 6: Final answer
    x = 326,193.84

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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.