Home / 346,089.55-518,097.53-205,775.95

Finding the Fourth Proportional to 346,089.55, 518,097.53 and 205,775.95

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Solution

The fourth proportional to 346,089.55, 518,097.53 and 205,775.95 is: 308,047.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,089.55 : 518,097.53 = 205,775.95 : x
  2. Step 2: Convert to fraction form
    346,089.55/518,097.53 = 205,775.95/x
  3. Step 3: Cross multiply
    346,089.55x = 518,097.53 × 205,775.95
  4. Step 4: Simplify right side
    346,089.55x = 106,612,010,399.52
  5. Step 5: Solve for x
    x = 106,612,010,399.52/346,089.55
  6. Step 6: Final answer
    x = 308,047.47

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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.