Home / 313,769.16-433,004.28-170,529.54

Finding the Fourth Proportional to 313,769.16, 433,004.28 and 170,529.54

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Solution

The fourth proportional to 313,769.16, 433,004.28 and 170,529.54 is: 235,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,769.16 : 433,004.28 = 170,529.54 : x
  2. Step 2: Convert to fraction form
    313,769.16/433,004.28 = 170,529.54/x
  3. Step 3: Cross multiply
    313,769.16x = 433,004.28 × 170,529.54
  4. Step 4: Simplify right side
    313,769.16x = 73,840,020,686.43
  5. Step 5: Solve for x
    x = 73,840,020,686.43/313,769.16
  6. Step 6: Final answer
    x = 235,332.31

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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.