Home / 833,127.76-1,149,293.10-488,738.44

Finding the Fourth Proportional to 833,127.76, 1,149,293.10 and 488,738.44

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Solution

The fourth proportional to 833,127.76, 1,149,293.10 and 488,738.44 is: 674,210.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,127.76 : 1,149,293.10 = 488,738.44 : x
  2. Step 2: Convert to fraction form
    833,127.76/1,149,293.10 = 488,738.44/x
  3. Step 3: Cross multiply
    833,127.76x = 1,149,293.10 × 488,738.44
  4. Step 4: Simplify right side
    833,127.76x = 561,703,716,796.76
  5. Step 5: Solve for x
    x = 561,703,716,796.76/833,127.76
  6. Step 6: Final answer
    x = 674,210.78

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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.