Home / 314,975.70-434,703.36-179,030.07

Finding the Fourth Proportional to 314,975.70, 434,703.36 and 179,030.07

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Solution

The fourth proportional to 314,975.70, 434,703.36 and 179,030.07 is: 247,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,975.70 : 434,703.36 = 179,030.07 : x
  2. Step 2: Convert to fraction form
    314,975.70/434,703.36 = 179,030.07/x
  3. Step 3: Cross multiply
    314,975.70x = 434,703.36 × 179,030.07
  4. Step 4: Simplify right side
    314,975.70x = 77,824,972,970.04
  5. Step 5: Solve for x
    x = 77,824,972,970.04/314,975.70
  6. Step 6: Final answer
    x = 247,082.47

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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.