Home / 741,570.48-1,112,522.76-261,832.32

Finding the Fourth Proportional to 741,570.48, 1,112,522.76 and 261,832.32

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Solution

The fourth proportional to 741,570.48, 1,112,522.76 and 261,832.32 is: 392,807.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,570.48 : 1,112,522.76 = 261,832.32 : x
  2. Step 2: Convert to fraction form
    741,570.48/1,112,522.76 = 261,832.32/x
  3. Step 3: Cross multiply
    741,570.48x = 1,112,522.76 × 261,832.32
  4. Step 4: Simplify right side
    741,570.48x = 291,294,415,303.60
  5. Step 5: Solve for x
    x = 291,294,415,303.60/741,570.48
  6. Step 6: Final answer
    x = 392,807.46

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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.