Home / 527,460.48-791,290.56-211,942.08

Finding the Fourth Proportional to 527,460.48, 791,290.56 and 211,942.08

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Solution

The fourth proportional to 527,460.48, 791,290.56 and 211,942.08 is: 317,953.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,460.48 : 791,290.56 = 211,942.08 : x
  2. Step 2: Convert to fraction form
    527,460.48/791,290.56 = 211,942.08/x
  3. Step 3: Cross multiply
    527,460.48x = 791,290.56 × 211,942.08
  4. Step 4: Simplify right side
    527,460.48x = 167,707,767,170.77
  5. Step 5: Solve for x
    x = 167,707,767,170.77/527,460.48
  6. Step 6: Final answer
    x = 317,953.24

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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.