Home / 434,299.50-651,289.10-149,917.68

Finding the Fourth Proportional to 434,299.50, 651,289.10 and 149,917.68

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Solution

The fourth proportional to 434,299.50, 651,289.10 and 149,917.68 is: 224,821.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,299.50 : 651,289.10 = 149,917.68 : x
  2. Step 2: Convert to fraction form
    434,299.50/651,289.10 = 149,917.68/x
  3. Step 3: Cross multiply
    434,299.50x = 651,289.10 × 149,917.68
  4. Step 4: Simplify right side
    434,299.50x = 97,639,750,881.29
  5. Step 5: Solve for x
    x = 97,639,750,881.29/434,299.50
  6. Step 6: Final answer
    x = 224,821.24

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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.