Home / 896,215.80-1,236,762.17-488,321.03

Finding the Fourth Proportional to 896,215.80, 1,236,762.17 and 488,321.03

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Solution

The fourth proportional to 896,215.80, 1,236,762.17 and 488,321.03 is: 673,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,215.80 : 1,236,762.17 = 488,321.03 : x
  2. Step 2: Convert to fraction form
    896,215.80/1,236,762.17 = 488,321.03/x
  3. Step 3: Cross multiply
    896,215.80x = 1,236,762.17 × 488,321.03
  4. Step 4: Simplify right side
    896,215.80x = 603,936,968,094.02
  5. Step 5: Solve for x
    x = 603,936,968,094.02/896,215.80
  6. Step 6: Final answer
    x = 673,874.49

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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.