Home / 380,859.27-525,312.86-251,648.07

Finding the Fourth Proportional to 380,859.27, 525,312.86 and 251,648.07

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Solution

The fourth proportional to 380,859.27, 525,312.86 and 251,648.07 is: 347,094.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,859.27 : 525,312.86 = 251,648.07 : x
  2. Step 2: Convert to fraction form
    380,859.27/525,312.86 = 251,648.07/x
  3. Step 3: Cross multiply
    380,859.27x = 525,312.86 × 251,648.07
  4. Step 4: Simplify right side
    380,859.27x = 132,193,966,106.94
  5. Step 5: Solve for x
    x = 132,193,966,106.94/380,859.27
  6. Step 6: Final answer
    x = 347,094.00

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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.