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Finding the Fourth Proportional to 591,457.60, 887,550.90 and 236,434.60

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Solution

The fourth proportional to 591,457.60, 887,550.90 and 236,434.60 is: 354,797.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,457.60 : 887,550.90 = 236,434.60 : x
  2. Step 2: Convert to fraction form
    591,457.60/887,550.90 = 236,434.60/x
  3. Step 3: Cross multiply
    591,457.60x = 887,550.90 × 236,434.60
  4. Step 4: Simplify right side
    591,457.60x = 209,847,742,021.14
  5. Step 5: Solve for x
    x = 209,847,742,021.14/591,457.60
  6. Step 6: Final answer
    x = 354,797.61

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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.