Home / 475,739.65-656,551.07-314,311.51

Finding the Fourth Proportional to 475,739.65, 656,551.07 and 314,311.51

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Solution

The fourth proportional to 475,739.65, 656,551.07 and 314,311.51 is: 433,769.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,739.65 : 656,551.07 = 314,311.51 : x
  2. Step 2: Convert to fraction form
    475,739.65/656,551.07 = 314,311.51/x
  3. Step 3: Cross multiply
    475,739.65x = 656,551.07 × 314,311.51
  4. Step 4: Simplify right side
    475,739.65x = 206,361,558,203.82
  5. Step 5: Solve for x
    x = 206,361,558,203.82/475,739.65
  6. Step 6: Final answer
    x = 433,769.94

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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.