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Finding the Fourth Proportional to 269,152.40, 404,603.40 and 230,661.20

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Solution

The fourth proportional to 269,152.40, 404,603.40 and 230,661.20 is: 346,741.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,152.40 : 404,603.40 = 230,661.20 : x
  2. Step 2: Convert to fraction form
    269,152.40/404,603.40 = 230,661.20/x
  3. Step 3: Cross multiply
    269,152.40x = 404,603.40 × 230,661.20
  4. Step 4: Simplify right side
    269,152.40x = 93,326,305,768.08
  5. Step 5: Solve for x
    x = 93,326,305,768.08/269,152.40
  6. Step 6: Final answer
    x = 346,741.50

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1.5x scale

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.