Home / 738,477.42-1,107,617.67-205,953.86

Finding the Fourth Proportional to 738,477.42, 1,107,617.67 and 205,953.86

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Solution

The fourth proportional to 738,477.42, 1,107,617.67 and 205,953.86 is: 308,903.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,477.42 : 1,107,617.67 = 205,953.86 : x
  2. Step 2: Convert to fraction form
    738,477.42/1,107,617.67 = 205,953.86/x
  3. Step 3: Cross multiply
    738,477.42x = 1,107,617.67 × 205,953.86
  4. Step 4: Simplify right side
    738,477.42x = 228,118,134,540.71
  5. Step 5: Solve for x
    x = 228,118,134,540.71/738,477.42
  6. Step 6: Final answer
    x = 308,903.33

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1.5x scale

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.