Home / 844,137.40-1,266,271.72-245,108.40

Finding the Fourth Proportional to 844,137.40, 1,266,271.72 and 245,108.40

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Solution

The fourth proportional to 844,137.40, 1,266,271.72 and 245,108.40 is: 367,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,137.40 : 1,266,271.72 = 245,108.40 : x
  2. Step 2: Convert to fraction form
    844,137.40/1,266,271.72 = 245,108.40/x
  3. Step 3: Cross multiply
    844,137.40x = 1,266,271.72 × 245,108.40
  4. Step 4: Simplify right side
    844,137.40x = 310,373,835,254.45
  5. Step 5: Solve for x
    x = 310,373,835,254.45/844,137.40
  6. Step 6: Final answer
    x = 367,681.65

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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.