Home / 346,727.90-520,091.85-325,732.70

Finding the Fourth Proportional to 346,727.90, 520,091.85 and 325,732.70

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Solution

The fourth proportional to 346,727.90, 520,091.85 and 325,732.70 is: 488,599.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,727.90 : 520,091.85 = 325,732.70 : x
  2. Step 2: Convert to fraction form
    346,727.90/520,091.85 = 325,732.70/x
  3. Step 3: Cross multiply
    346,727.90x = 520,091.85 × 325,732.70
  4. Step 4: Simplify right side
    346,727.90x = 169,410,922,548.50
  5. Step 5: Solve for x
    x = 169,410,922,548.50/346,727.90
  6. Step 6: Final answer
    x = 488,599.05

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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.