Home / 1,097,402.79-1,646,261.91-339,303.39

Finding the Fourth Proportional to 1,097,402.79, 1,646,261.91 and 339,303.39

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Solution

The fourth proportional to 1,097,402.79, 1,646,261.91 and 339,303.39 is: 509,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,402.79 : 1,646,261.91 = 339,303.39 : x
  2. Step 2: Convert to fraction form
    1,097,402.79/1,646,261.91 = 339,303.39/x
  3. Step 3: Cross multiply
    1,097,402.79x = 1,646,261.91 × 339,303.39
  4. Step 4: Simplify right side
    1,097,402.79x = 558,582,246,890.88
  5. Step 5: Solve for x
    x = 558,582,246,890.88/1,097,402.79
  6. Step 6: Final answer
    x = 509,003.85

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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.