Home / 808,938.22-1,213,407.87-335,496.46

Finding the Fourth Proportional to 808,938.22, 1,213,407.87 and 335,496.46

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Solution

The fourth proportional to 808,938.22, 1,213,407.87 and 335,496.46 is: 503,244.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,938.22 : 1,213,407.87 = 335,496.46 : x
  2. Step 2: Convert to fraction form
    808,938.22/1,213,407.87 = 335,496.46/x
  3. Step 3: Cross multiply
    808,938.22x = 1,213,407.87 × 335,496.46
  4. Step 4: Simplify right side
    808,938.22x = 407,094,044,921.14
  5. Step 5: Solve for x
    x = 407,094,044,921.14/808,938.22
  6. Step 6: Final answer
    x = 503,244.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.