Home / 346,065.44-477,537.12-210,173.76

Finding the Fourth Proportional to 346,065.44, 477,537.12 and 210,173.76

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Solution

The fourth proportional to 346,065.44, 477,537.12 and 210,173.76 is: 290,019.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,065.44 : 477,537.12 = 210,173.76 : x
  2. Step 2: Convert to fraction form
    346,065.44/477,537.12 = 210,173.76/x
  3. Step 3: Cross multiply
    346,065.44x = 477,537.12 × 210,173.76
  4. Step 4: Simplify right side
    346,065.44x = 100,365,772,049.97
  5. Step 5: Solve for x
    x = 100,365,772,049.97/346,065.44
  6. Step 6: Final answer
    x = 290,019.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.