Home / 742,025.38-1,113,229.94-434,537.03

Finding the Fourth Proportional to 742,025.38, 1,113,229.94 and 434,537.03

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Solution

The fourth proportional to 742,025.38, 1,113,229.94 and 434,537.03 is: 651,917.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,025.38 : 1,113,229.94 = 434,537.03 : x
  2. Step 2: Convert to fraction form
    742,025.38/1,113,229.94 = 434,537.03/x
  3. Step 3: Cross multiply
    742,025.38x = 1,113,229.94 × 434,537.03
  4. Step 4: Simplify right side
    742,025.38x = 483,739,631,834.68
  5. Step 5: Solve for x
    x = 483,739,631,834.68/742,025.38
  6. Step 6: Final answer
    x = 651,917.91

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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.