Home / 451,501.21-677,288.66-226,746.05

Finding the Fourth Proportional to 451,501.21, 677,288.66 and 226,746.05

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Solution

The fourth proportional to 451,501.21, 677,288.66 and 226,746.05 is: 340,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,501.21 : 677,288.66 = 226,746.05 : x
  2. Step 2: Convert to fraction form
    451,501.21/677,288.66 = 226,746.05/x
  3. Step 3: Cross multiply
    451,501.21x = 677,288.66 × 226,746.05
  4. Step 4: Simplify right side
    451,501.21x = 153,572,528,364.79
  5. Step 5: Solve for x
    x = 153,572,528,364.79/451,501.21
  6. Step 6: Final answer
    x = 340,137.58

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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.