Home / 756,498.32-1,043,954.76-416,998.16

Finding the Fourth Proportional to 756,498.32, 1,043,954.76 and 416,998.16

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Solution

The fourth proportional to 756,498.32, 1,043,954.76 and 416,998.16 is: 575,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,498.32 : 1,043,954.76 = 416,998.16 : x
  2. Step 2: Convert to fraction form
    756,498.32/1,043,954.76 = 416,998.16/x
  3. Step 3: Cross multiply
    756,498.32x = 1,043,954.76 × 416,998.16
  4. Step 4: Simplify right side
    756,498.32x = 435,327,214,043.24
  5. Step 5: Solve for x
    x = 435,327,214,043.24/756,498.32
  6. Step 6: Final answer
    x = 575,450.34

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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.