Home / 483,319.36-666,931.04-282,232

Finding the Fourth Proportional to 483,319.36, 666,931.04 and 282,232

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Solution

The fourth proportional to 483,319.36, 666,931.04 and 282,232 is: 389,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,319.36 : 666,931.04 = 282,232 : x
  2. Step 2: Convert to fraction form
    483,319.36/666,931.04 = 282,232/x
  3. Step 3: Cross multiply
    483,319.36x = 666,931.04 × 282,232
  4. Step 4: Simplify right side
    483,319.36x = 188,229,281,281.28
  5. Step 5: Solve for x
    x = 188,229,281,281.28/483,319.36
  6. Step 6: Final answer
    x = 389,451.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.