Home / 347,947.65-480,159.93-202,744.37

Finding the Fourth Proportional to 347,947.65, 480,159.93 and 202,744.37

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Solution

The fourth proportional to 347,947.65, 480,159.93 and 202,744.37 is: 279,782.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,947.65 : 480,159.93 = 202,744.37 : x
  2. Step 2: Convert to fraction form
    347,947.65/480,159.93 = 202,744.37/x
  3. Step 3: Cross multiply
    347,947.65x = 480,159.93 × 202,744.37
  4. Step 4: Simplify right side
    347,947.65x = 97,349,720,106.29
  5. Step 5: Solve for x
    x = 97,349,720,106.29/347,947.65
  6. Step 6: Final answer
    x = 279,782.66

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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.