Home / 943,576.40-1,415,364.60-900,030.80

Finding the Fourth Proportional to 943,576.40, 1,415,364.60 and 900,030.80

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Solution

The fourth proportional to 943,576.40, 1,415,364.60 and 900,030.80 is: 1,350,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,576.40 : 1,415,364.60 = 900,030.80 : x
  2. Step 2: Convert to fraction form
    943,576.40/1,415,364.60 = 900,030.80/x
  3. Step 3: Cross multiply
    943,576.40x = 1,415,364.60 × 900,030.80
  4. Step 4: Simplify right side
    943,576.40x = 1,273,871,733,229.68
  5. Step 5: Solve for x
    x = 1,273,871,733,229.68/943,576.40
  6. Step 6: Final answer
    x = 1,350,046.20

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Similar ratio
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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.