Home / 346,925.28-478,836.96-225,855.84

Finding the Fourth Proportional to 346,925.28, 478,836.96 and 225,855.84

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Solution

The fourth proportional to 346,925.28, 478,836.96 and 225,855.84 is: 311,733.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,925.28 : 478,836.96 = 225,855.84 : x
  2. Step 2: Convert to fraction form
    346,925.28/478,836.96 = 225,855.84/x
  3. Step 3: Cross multiply
    346,925.28x = 478,836.96 × 225,855.84
  4. Step 4: Simplify right side
    346,925.28x = 108,148,123,823.85
  5. Step 5: Solve for x
    x = 108,148,123,823.85/346,925.28
  6. Step 6: Final answer
    x = 311,733.19

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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.