Home / 1,235,018.36-1,852,268.34-348,347

Finding the Fourth Proportional to 1,235,018.36, 1,852,268.34 and 348,347

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Solution

The fourth proportional to 1,235,018.36, 1,852,268.34 and 348,347 is: 522,447.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,018.36 : 1,852,268.34 = 348,347 : x
  2. Step 2: Convert to fraction form
    1,235,018.36/1,852,268.34 = 348,347/x
  3. Step 3: Cross multiply
    1,235,018.36x = 1,852,268.34 × 348,347
  4. Step 4: Simplify right side
    1,235,018.36x = 645,232,119,433.98
  5. Step 5: Solve for x
    x = 645,232,119,433.98/1,235,018.36
  6. Step 6: Final answer
    x = 522,447.39

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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.