Home / 380,246.10-524,871.70-235,162.95

Finding the Fourth Proportional to 380,246.10, 524,871.70 and 235,162.95

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Solution

The fourth proportional to 380,246.10, 524,871.70 and 235,162.95 is: 324,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,246.10 : 524,871.70 = 235,162.95 : x
  2. Step 2: Convert to fraction form
    380,246.10/524,871.70 = 235,162.95/x
  3. Step 3: Cross multiply
    380,246.10x = 524,871.70 × 235,162.95
  4. Step 4: Simplify right side
    380,246.10x = 123,430,374,787.34
  5. Step 5: Solve for x
    x = 123,430,374,787.34/380,246.10
  6. Step 6: Final answer
    x = 324,606.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.