Home / 743,319.26-1,115,360.26-364,232.88

Finding the Fourth Proportional to 743,319.26, 1,115,360.26 and 364,232.88

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Solution

The fourth proportional to 743,319.26, 1,115,360.26 and 364,232.88 is: 546,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,319.26 : 1,115,360.26 = 364,232.88 : x
  2. Step 2: Convert to fraction form
    743,319.26/1,115,360.26 = 364,232.88/x
  3. Step 3: Cross multiply
    743,319.26x = 1,115,360.26 × 364,232.88
  4. Step 4: Simplify right side
    743,319.26x = 406,250,879,737.35
  5. Step 5: Solve for x
    x = 406,250,879,737.35/743,319.26
  6. Step 6: Final answer
    x = 546,536.19

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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.