Home / 371,947.40-557,454.14-201,162.31

Finding the Fourth Proportional to 371,947.40, 557,454.14 and 201,162.31

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Solution

The fourth proportional to 371,947.40, 557,454.14 and 201,162.31 is: 301,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,947.40 : 557,454.14 = 201,162.31 : x
  2. Step 2: Convert to fraction form
    371,947.40/557,454.14 = 201,162.31/x
  3. Step 3: Cross multiply
    371,947.40x = 557,454.14 × 201,162.31
  4. Step 4: Simplify right side
    371,947.40x = 112,138,762,153.35
  5. Step 5: Solve for x
    x = 112,138,762,153.35/371,947.40
  6. Step 6: Final answer
    x = 301,490.91

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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.