Home / 783,496.34-1,081,225.41-425,800.34

Finding the Fourth Proportional to 783,496.34, 1,081,225.41 and 425,800.34

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Solution

The fourth proportional to 783,496.34, 1,081,225.41 and 425,800.34 is: 587,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,496.34 : 1,081,225.41 = 425,800.34 : x
  2. Step 2: Convert to fraction form
    783,496.34/1,081,225.41 = 425,800.34/x
  3. Step 3: Cross multiply
    783,496.34x = 1,081,225.41 × 425,800.34
  4. Step 4: Simplify right side
    783,496.34x = 460,386,147,194.64
  5. Step 5: Solve for x
    x = 460,386,147,194.64/783,496.34
  6. Step 6: Final answer
    x = 587,604.72

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Double scale
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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.