Home / 513,195.24-708,180.72-283,739.16

Finding the Fourth Proportional to 513,195.24, 708,180.72 and 283,739.16

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Solution

The fourth proportional to 513,195.24, 708,180.72 and 283,739.16 is: 391,544.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,195.24 : 708,180.72 = 283,739.16 : x
  2. Step 2: Convert to fraction form
    513,195.24/708,180.72 = 283,739.16/x
  3. Step 3: Cross multiply
    513,195.24x = 708,180.72 × 283,739.16
  4. Step 4: Simplify right side
    513,195.24x = 200,938,602,621.00
  5. Step 5: Solve for x
    x = 200,938,602,621.00/513,195.24
  6. Step 6: Final answer
    x = 391,544.17

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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.