Home / 493,384.15-740,226.57-208,926.53

Finding the Fourth Proportional to 493,384.15, 740,226.57 and 208,926.53

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Solution

The fourth proportional to 493,384.15, 740,226.57 and 208,926.53 is: 313,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,384.15 : 740,226.57 = 208,926.53 : x
  2. Step 2: Convert to fraction form
    493,384.15/740,226.57 = 208,926.53/x
  3. Step 3: Cross multiply
    493,384.15x = 740,226.57 × 208,926.53
  4. Step 4: Simplify right side
    493,384.15x = 154,652,964,982.77
  5. Step 5: Solve for x
    x = 154,652,964,982.77/493,384.15
  6. Step 6: Final answer
    x = 313,453.45

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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.