Home / 451,829.43-677,746.50-152,312.64

Finding the Fourth Proportional to 451,829.43, 677,746.50 and 152,312.64

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Solution

The fourth proportional to 451,829.43, 677,746.50 and 152,312.64 is: 228,469.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,829.43 : 677,746.50 = 152,312.64 : x
  2. Step 2: Convert to fraction form
    451,829.43/677,746.50 = 152,312.64/x
  3. Step 3: Cross multiply
    451,829.43x = 677,746.50 × 152,312.64
  4. Step 4: Simplify right side
    451,829.43x = 103,229,358,665.76
  5. Step 5: Solve for x
    x = 103,229,358,665.76/451,829.43
  6. Step 6: Final answer
    x = 228,469.75

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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.