Home / 907,291.20-1,360,936.80-588,426.60

Finding the Fourth Proportional to 907,291.20, 1,360,936.80 and 588,426.60

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Solution

The fourth proportional to 907,291.20, 1,360,936.80 and 588,426.60 is: 882,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,291.20 : 1,360,936.80 = 588,426.60 : x
  2. Step 2: Convert to fraction form
    907,291.20/1,360,936.80 = 588,426.60/x
  3. Step 3: Cross multiply
    907,291.20x = 1,360,936.80 × 588,426.60
  4. Step 4: Simplify right side
    907,291.20x = 800,811,414,038.88
  5. Step 5: Solve for x
    x = 800,811,414,038.88/907,291.20
  6. Step 6: Final answer
    x = 882,639.90

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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.