Home / 309,508.27-464,303.71-122,476.03

Finding the Fourth Proportional to 309,508.27, 464,303.71 and 122,476.03

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Solution

The fourth proportional to 309,508.27, 464,303.71 and 122,476.03 is: 183,730.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,508.27 : 464,303.71 = 122,476.03 : x
  2. Step 2: Convert to fraction form
    309,508.27/464,303.71 = 122,476.03/x
  3. Step 3: Cross multiply
    309,508.27x = 464,303.71 × 122,476.03
  4. Step 4: Simplify right side
    309,508.27x = 56,866,074,260.50
  5. Step 5: Solve for x
    x = 56,866,074,260.50/309,508.27
  6. Step 6: Final answer
    x = 183,730.39

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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.