Home / 318,182.60-477,501.26-115,778.18

Finding the Fourth Proportional to 318,182.60, 477,501.26 and 115,778.18

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Solution

The fourth proportional to 318,182.60, 477,501.26 and 115,778.18 is: 173,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,182.60 : 477,501.26 = 115,778.18 : x
  2. Step 2: Convert to fraction form
    318,182.60/477,501.26 = 115,778.18/x
  3. Step 3: Cross multiply
    318,182.60x = 477,501.26 × 115,778.18
  4. Step 4: Simplify right side
    318,182.60x = 55,284,226,830.51
  5. Step 5: Solve for x
    x = 55,284,226,830.51/318,182.60
  6. Step 6: Final answer
    x = 173,750.00

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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.