Home / 837,450.90-1,255,670.64-375,744.60

Finding the Fourth Proportional to 837,450.90, 1,255,670.64 and 375,744.60

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Solution

The fourth proportional to 837,450.90, 1,255,670.64 and 375,744.60 is: 563,390.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,450.90 : 1,255,670.64 = 375,744.60 : x
  2. Step 2: Convert to fraction form
    837,450.90/1,255,670.64 = 375,744.60/x
  3. Step 3: Cross multiply
    837,450.90x = 1,255,670.64 × 375,744.60
  4. Step 4: Simplify right side
    837,450.90x = 471,811,462,358.54
  5. Step 5: Solve for x
    x = 471,811,462,358.54/837,450.90
  6. Step 6: Final answer
    x = 563,390.00

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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.