Home / 929,281.87-1,393,922.87-330,266.67

Finding the Fourth Proportional to 929,281.87, 1,393,922.87 and 330,266.67

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Solution

The fourth proportional to 929,281.87, 1,393,922.87 and 330,266.67 is: 495,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,281.87 : 1,393,922.87 = 330,266.67 : x
  2. Step 2: Convert to fraction form
    929,281.87/1,393,922.87 = 330,266.67/x
  3. Step 3: Cross multiply
    929,281.87x = 1,393,922.87 × 330,266.67
  4. Step 4: Simplify right side
    929,281.87x = 460,366,264,511.74
  5. Step 5: Solve for x
    x = 460,366,264,511.74/929,281.87
  6. Step 6: Final answer
    x = 495,400.03

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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.