Home / 783,419.84-1,175,157.60-250,871.67

Finding the Fourth Proportional to 783,419.84, 1,175,157.60 and 250,871.67

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Solution

The fourth proportional to 783,419.84, 1,175,157.60 and 250,871.67 is: 376,316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,419.84 : 1,175,157.60 = 250,871.67 : x
  2. Step 2: Convert to fraction form
    783,419.84/1,175,157.60 = 250,871.67/x
  3. Step 3: Cross multiply
    783,419.84x = 1,175,157.60 × 250,871.67
  4. Step 4: Simplify right side
    783,419.84x = 294,813,748,370.83
  5. Step 5: Solve for x
    x = 294,813,748,370.83/783,419.84
  6. Step 6: Final answer
    x = 376,316.42

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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.