Home / 753,835.70-1,130,920.31-248,376.26

Finding the Fourth Proportional to 753,835.70, 1,130,920.31 and 248,376.26

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Solution

The fourth proportional to 753,835.70, 1,130,920.31 and 248,376.26 is: 372,619.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,835.70 : 1,130,920.31 = 248,376.26 : x
  2. Step 2: Convert to fraction form
    753,835.70/1,130,920.31 = 248,376.26/x
  3. Step 3: Cross multiply
    753,835.70x = 1,130,920.31 × 248,376.26
  4. Step 4: Simplify right side
    753,835.70x = 280,893,750,059.36
  5. Step 5: Solve for x
    x = 280,893,750,059.36/753,835.70
  6. Step 6: Final answer
    x = 372,619.33

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Double scale
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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.