Home / 735,943.56-1,104,343.68-309,448.52

Finding the Fourth Proportional to 735,943.56, 1,104,343.68 and 309,448.52

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Solution

The fourth proportional to 735,943.56, 1,104,343.68 and 309,448.52 is: 464,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,943.56 : 1,104,343.68 = 309,448.52 : x
  2. Step 2: Convert to fraction form
    735,943.56/1,104,343.68 = 309,448.52/x
  3. Step 3: Cross multiply
    735,943.56x = 1,104,343.68 × 309,448.52
  4. Step 4: Simplify right side
    735,943.56x = 341,737,517,347.35
  5. Step 5: Solve for x
    x = 341,737,517,347.35/735,943.56
  6. Step 6: Final answer
    x = 464,352.89

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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.