Home / 670,508.46-1,005,762.63-197,193.81

Finding the Fourth Proportional to 670,508.46, 1,005,762.63 and 197,193.81

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Solution

The fourth proportional to 670,508.46, 1,005,762.63 and 197,193.81 is: 295,790.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,508.46 : 1,005,762.63 = 197,193.81 : x
  2. Step 2: Convert to fraction form
    670,508.46/1,005,762.63 = 197,193.81/x
  3. Step 3: Cross multiply
    670,508.46x = 1,005,762.63 × 197,193.81
  4. Step 4: Simplify right side
    670,508.46x = 198,330,164,965.32
  5. Step 5: Solve for x
    x = 198,330,164,965.32/670,508.46
  6. Step 6: Final answer
    x = 295,790.70

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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.