Home / 315,072.83-434,725.76-179,096.07

Finding the Fourth Proportional to 315,072.83, 434,725.76 and 179,096.07

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Solution

The fourth proportional to 315,072.83, 434,725.76 and 179,096.07 is: 247,110.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,072.83 : 434,725.76 = 179,096.07 : x
  2. Step 2: Convert to fraction form
    315,072.83/434,725.76 = 179,096.07/x
  3. Step 3: Cross multiply
    315,072.83x = 434,725.76 × 179,096.07
  4. Step 4: Simplify right side
    315,072.83x = 77,857,674,248.28
  5. Step 5: Solve for x
    x = 77,857,674,248.28/315,072.83
  6. Step 6: Final answer
    x = 247,110.08

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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.