Home / 490,733.18-735,798.38-190,864.27

Finding the Fourth Proportional to 490,733.18, 735,798.38 and 190,864.27

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Solution

The fourth proportional to 490,733.18, 735,798.38 and 190,864.27 is: 286,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,733.18 : 735,798.38 = 190,864.27 : x
  2. Step 2: Convert to fraction form
    490,733.18/735,798.38 = 190,864.27/x
  3. Step 3: Cross multiply
    490,733.18x = 735,798.38 × 190,864.27
  4. Step 4: Simplify right side
    490,733.18x = 140,437,623,774.35
  5. Step 5: Solve for x
    x = 140,437,623,774.35/490,733.18
  6. Step 6: Final answer
    x = 286,179.19

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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.