Home / 315,192.52-434,955.70-179,241.24

Finding the Fourth Proportional to 315,192.52, 434,955.70 and 179,241.24

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Solution

The fourth proportional to 315,192.52, 434,955.70 and 179,241.24 is: 247,347.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,192.52 : 434,955.70 = 179,241.24 : x
  2. Step 2: Convert to fraction form
    315,192.52/434,955.70 = 179,241.24/x
  3. Step 3: Cross multiply
    315,192.52x = 434,955.70 × 179,241.24
  4. Step 4: Simplify right side
    315,192.52x = 77,961,999,013.07
  5. Step 5: Solve for x
    x = 77,961,999,013.07/315,192.52
  6. Step 6: Final answer
    x = 247,347.24

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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.