Home / 888,026.22-1,225,457.91-485,618.22

Finding the Fourth Proportional to 888,026.22, 1,225,457.91 and 485,618.22

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Solution

The fourth proportional to 888,026.22, 1,225,457.91 and 485,618.22 is: 670,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,026.22 : 1,225,457.91 = 485,618.22 : x
  2. Step 2: Convert to fraction form
    888,026.22/1,225,457.91 = 485,618.22/x
  3. Step 3: Cross multiply
    888,026.22x = 1,225,457.91 × 485,618.22
  4. Step 4: Simplify right side
    888,026.22x = 595,104,688,939.12
  5. Step 5: Solve for x
    x = 595,104,688,939.12/888,026.22
  6. Step 6: Final answer
    x = 670,143.15

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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.