Home / 899,091.64-1,348,834.62-338,126.20

Finding the Fourth Proportional to 899,091.64, 1,348,834.62 and 338,126.20

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Solution

The fourth proportional to 899,091.64, 1,348,834.62 and 338,126.20 is: 507,263.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,091.64 : 1,348,834.62 = 338,126.20 : x
  2. Step 2: Convert to fraction form
    899,091.64/1,348,834.62 = 338,126.20/x
  3. Step 3: Cross multiply
    899,091.64x = 1,348,834.62 × 338,126.20
  4. Step 4: Simplify right side
    899,091.64x = 456,076,324,489.04
  5. Step 5: Solve for x
    x = 456,076,324,489.04/899,091.64
  6. Step 6: Final answer
    x = 507,263.45

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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.