Home / 259,447.02-358,140.33-223,004.58

Finding the Fourth Proportional to 259,447.02, 358,140.33 and 223,004.58

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Solution

The fourth proportional to 259,447.02, 358,140.33 and 223,004.58 is: 307,835.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,447.02 : 358,140.33 = 223,004.58 : x
  2. Step 2: Convert to fraction form
    259,447.02/358,140.33 = 223,004.58/x
  3. Step 3: Cross multiply
    259,447.02x = 358,140.33 × 223,004.58
  4. Step 4: Simplify right side
    259,447.02x = 79,866,933,872.71
  5. Step 5: Solve for x
    x = 79,866,933,872.71/259,447.02
  6. Step 6: Final answer
    x = 307,835.23

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1.5x scale

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.