Home / 305,365.40-457,833.48-134,506.04

Finding the Fourth Proportional to 305,365.40, 457,833.48 and 134,506.04

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Solution

The fourth proportional to 305,365.40, 457,833.48 and 134,506.04 is: 201,664.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,365.40 : 457,833.48 = 134,506.04 : x
  2. Step 2: Convert to fraction form
    305,365.40/457,833.48 = 134,506.04/x
  3. Step 3: Cross multiply
    305,365.40x = 457,833.48 × 134,506.04
  4. Step 4: Simplify right side
    305,365.40x = 61,581,368,374.22
  5. Step 5: Solve for x
    x = 61,581,368,374.22/305,365.40
  6. Step 6: Final answer
    x = 201,664.53

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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.