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Finding the Fourth Proportional to 898,903.56, 1,348,360.47 and 299,862.93

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Solution

The fourth proportional to 898,903.56, 1,348,360.47 and 299,862.93 is: 449,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,903.56 : 1,348,360.47 = 299,862.93 : x
  2. Step 2: Convert to fraction form
    898,903.56/1,348,360.47 = 299,862.93/x
  3. Step 3: Cross multiply
    898,903.56x = 1,348,360.47 × 299,862.93
  4. Step 4: Simplify right side
    898,903.56x = 404,323,321,230.38
  5. Step 5: Solve for x
    x = 404,323,321,230.38/898,903.56
  6. Step 6: Final answer
    x = 449,796.11

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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.