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Finding the Fourth Proportional to 344,402.44, 475,281.05 and 189,360.29

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Solution

The fourth proportional to 344,402.44, 475,281.05 and 189,360.29 is: 261,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,402.44 : 475,281.05 = 189,360.29 : x
  2. Step 2: Convert to fraction form
    344,402.44/475,281.05 = 189,360.29/x
  3. Step 3: Cross multiply
    344,402.44x = 475,281.05 × 189,360.29
  4. Step 4: Simplify right side
    344,402.44x = 89,999,356,223.10
  5. Step 5: Solve for x
    x = 89,999,356,223.10/344,402.44
  6. Step 6: Final answer
    x = 261,320.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.