Home / 340,283.39-510,386.19-90,984.83

Finding the Fourth Proportional to 340,283.39, 510,386.19 and 90,984.83

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Solution

The fourth proportional to 340,283.39, 510,386.19 and 90,984.83 is: 136,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,283.39 : 510,386.19 = 90,984.83 : x
  2. Step 2: Convert to fraction form
    340,283.39/510,386.19 = 90,984.83/x
  3. Step 3: Cross multiply
    340,283.39x = 510,386.19 × 90,984.83
  4. Step 4: Simplify right side
    340,283.39x = 46,437,398,179.57
  5. Step 5: Solve for x
    x = 46,437,398,179.57/340,283.39
  6. Step 6: Final answer
    x = 136,466.84

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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.