Home / 353,289.28-529,854.29-100,564.17

Finding the Fourth Proportional to 353,289.28, 529,854.29 and 100,564.17

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Solution

The fourth proportional to 353,289.28, 529,854.29 and 100,564.17 is: 150,823.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,289.28 : 529,854.29 = 100,564.17 : x
  2. Step 2: Convert to fraction form
    353,289.28/529,854.29 = 100,564.17/x
  3. Step 3: Cross multiply
    353,289.28x = 529,854.29 × 100,564.17
  4. Step 4: Simplify right side
    353,289.28x = 53,284,356,894.79
  5. Step 5: Solve for x
    x = 53,284,356,894.79/353,289.28
  6. Step 6: Final answer
    x = 150,823.59

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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.