Home / 374,218.20-562,709.70-313,392.60

Finding the Fourth Proportional to 374,218.20, 562,709.70 and 313,392.60

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Solution

The fourth proportional to 374,218.20, 562,709.70 and 313,392.60 is: 471,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,218.20 : 562,709.70 = 313,392.60 : x
  2. Step 2: Convert to fraction form
    374,218.20/562,709.70 = 313,392.60/x
  3. Step 3: Cross multiply
    374,218.20x = 562,709.70 × 313,392.60
  4. Step 4: Simplify right side
    374,218.20x = 176,349,055,928.22
  5. Step 5: Solve for x
    x = 176,349,055,928.22/374,218.20
  6. Step 6: Final answer
    x = 471,246.60

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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.