Home / 306,518.69-459,844.22-93,303.28

Finding the Fourth Proportional to 306,518.69, 459,844.22 and 93,303.28

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Solution

The fourth proportional to 306,518.69, 459,844.22 and 93,303.28 is: 139,975.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,518.69 : 459,844.22 = 93,303.28 : x
  2. Step 2: Convert to fraction form
    306,518.69/459,844.22 = 93,303.28/x
  3. Step 3: Cross multiply
    306,518.69x = 459,844.22 × 93,303.28
  4. Step 4: Simplify right side
    306,518.69x = 42,904,972,573.86
  5. Step 5: Solve for x
    x = 42,904,972,573.86/306,518.69
  6. Step 6: Final answer
    x = 139,975.06

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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.