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Finding the Fourth Proportional to 898,091.70, 1,347,352.03 and 299,058.05

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Solution

The fourth proportional to 898,091.70, 1,347,352.03 and 299,058.05 is: 448,658.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,091.70 : 1,347,352.03 = 299,058.05 : x
  2. Step 2: Convert to fraction form
    898,091.70/1,347,352.03 = 299,058.05/x
  3. Step 3: Cross multiply
    898,091.70x = 1,347,352.03 × 299,058.05
  4. Step 4: Simplify right side
    898,091.70x = 402,936,467,666.33
  5. Step 5: Solve for x
    x = 402,936,467,666.33/898,091.70
  6. Step 6: Final answer
    x = 448,658.49

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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.