Home / 434,449.36-599,530.28-253,150

Finding the Fourth Proportional to 434,449.36, 599,530.28 and 253,150

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Solution

The fourth proportional to 434,449.36, 599,530.28 and 253,150 is: 349,341.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,449.36 : 599,530.28 = 253,150 : x
  2. Step 2: Convert to fraction form
    434,449.36/599,530.28 = 253,150/x
  3. Step 3: Cross multiply
    434,449.36x = 599,530.28 × 253,150
  4. Step 4: Simplify right side
    434,449.36x = 151,771,090,382
  5. Step 5: Solve for x
    x = 151,771,090,382/434,449.36
  6. Step 6: Final answer
    x = 349,341.27

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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.