Home / 779,586.57-1,168,438.10-379,628.01

Finding the Fourth Proportional to 779,586.57, 1,168,438.10 and 379,628.01

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Solution

The fourth proportional to 779,586.57, 1,168,438.10 and 379,628.01 is: 568,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,586.57 : 1,168,438.10 = 379,628.01 : x
  2. Step 2: Convert to fraction form
    779,586.57/1,168,438.10 = 379,628.01/x
  3. Step 3: Cross multiply
    779,586.57x = 1,168,438.10 × 379,628.01
  4. Step 4: Simplify right side
    779,586.57x = 443,571,828,813.04
  5. Step 5: Solve for x
    x = 443,571,828,813.04/779,586.57
  6. Step 6: Final answer
    x = 568,983.41

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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.