Home / 346,007.11-477,523.20-210,009.73

Finding the Fourth Proportional to 346,007.11, 477,523.20 and 210,009.73

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Solution

The fourth proportional to 346,007.11, 477,523.20 and 210,009.73 is: 289,833.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,007.11 : 477,523.20 = 210,009.73 : x
  2. Step 2: Convert to fraction form
    346,007.11/477,523.20 = 210,009.73/x
  3. Step 3: Cross multiply
    346,007.11x = 477,523.20 × 210,009.73
  4. Step 4: Simplify right side
    346,007.11x = 100,284,518,300.74
  5. Step 5: Solve for x
    x = 100,284,518,300.74/346,007.11
  6. Step 6: Final answer
    x = 289,833.69

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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.