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Finding the Fourth Proportional to 799,281.30, 1,102,995.30 and 436,697.40

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Solution

The fourth proportional to 799,281.30, 1,102,995.30 and 436,697.40 is: 602,635.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,281.30 : 1,102,995.30 = 436,697.40 : x
  2. Step 2: Convert to fraction form
    799,281.30/1,102,995.30 = 436,697.40/x
  3. Step 3: Cross multiply
    799,281.30x = 1,102,995.30 × 436,697.40
  4. Step 4: Simplify right side
    799,281.30x = 481,675,179,722.22
  5. Step 5: Solve for x
    x = 481,675,179,722.22/799,281.30
  6. Step 6: Final answer
    x = 602,635.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.