Home / 898,580.57-1,347,420.13-299,331.05

Finding the Fourth Proportional to 898,580.57, 1,347,420.13 and 299,331.05

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Solution

The fourth proportional to 898,580.57, 1,347,420.13 and 299,331.05 is: 448,846.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,580.57 : 1,347,420.13 = 299,331.05 : x
  2. Step 2: Convert to fraction form
    898,580.57/1,347,420.13 = 299,331.05/x
  3. Step 3: Cross multiply
    898,580.57x = 1,347,420.13 × 299,331.05
  4. Step 4: Simplify right side
    898,580.57x = 403,324,674,818.61
  5. Step 5: Solve for x
    x = 403,324,674,818.61/898,580.57
  6. Step 6: Final answer
    x = 448,846.43

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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.