Home / 340,925.18-470,303.78-260,212.57

Finding the Fourth Proportional to 340,925.18, 470,303.78 and 260,212.57

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Solution

The fourth proportional to 340,925.18, 470,303.78 and 260,212.57 is: 358,961.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,925.18 : 470,303.78 = 260,212.57 : x
  2. Step 2: Convert to fraction form
    340,925.18/470,303.78 = 260,212.57/x
  3. Step 3: Cross multiply
    340,925.18x = 470,303.78 × 260,212.57
  4. Step 4: Simplify right side
    340,925.18x = 122,378,952,797.69
  5. Step 5: Solve for x
    x = 122,378,952,797.69/340,925.18
  6. Step 6: Final answer
    x = 358,961.33

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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.