Home / 983,749.25-1,476,052.72-344,511.55

Finding the Fourth Proportional to 983,749.25, 1,476,052.72 and 344,511.55

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Solution

The fourth proportional to 983,749.25, 1,476,052.72 and 344,511.55 is: 516,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,749.25 : 1,476,052.72 = 344,511.55 : x
  2. Step 2: Convert to fraction form
    983,749.25/1,476,052.72 = 344,511.55/x
  3. Step 3: Cross multiply
    983,749.25x = 1,476,052.72 × 344,511.55
  4. Step 4: Simplify right side
    983,749.25x = 508,517,217,521.98
  5. Step 5: Solve for x
    x = 508,517,217,521.98/983,749.25
  6. Step 6: Final answer
    x = 516,917.51

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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.