Home / 682,652.94-1,025,308.22-556,386.50

Finding the Fourth Proportional to 682,652.94, 1,025,308.22 and 556,386.50

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Solution

The fourth proportional to 682,652.94, 1,025,308.22 and 556,386.50 is: 835,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,652.94 : 1,025,308.22 = 556,386.50 : x
  2. Step 2: Convert to fraction form
    682,652.94/1,025,308.22 = 556,386.50/x
  3. Step 3: Cross multiply
    682,652.94x = 1,025,308.22 × 556,386.50
  4. Step 4: Simplify right side
    682,652.94x = 570,467,644,038.56
  5. Step 5: Solve for x
    x = 570,467,644,038.56/682,652.94
  6. Step 6: Final answer
    x = 835,662.77

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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.