Home / 783,418.83-1,175,156.09-250,870.67

Finding the Fourth Proportional to 783,418.83, 1,175,156.09 and 250,870.67

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Solution

The fourth proportional to 783,418.83, 1,175,156.09 and 250,870.67 is: 376,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,418.83 : 1,175,156.09 = 250,870.67 : x
  2. Step 2: Convert to fraction form
    783,418.83/1,175,156.09 = 250,870.67/x
  3. Step 3: Cross multiply
    783,418.83x = 1,175,156.09 × 250,870.67
  4. Step 4: Simplify right side
    783,418.83x = 294,812,193,342.17
  5. Step 5: Solve for x
    x = 294,812,193,342.17/783,418.83
  6. Step 6: Final answer
    x = 376,314.92

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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.