Home / 475,950.24-656,816.40-261,090.72

Finding the Fourth Proportional to 475,950.24, 656,816.40 and 261,090.72

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Solution

The fourth proportional to 475,950.24, 656,816.40 and 261,090.72 is: 360,307.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,950.24 : 656,816.40 = 261,090.72 : x
  2. Step 2: Convert to fraction form
    475,950.24/656,816.40 = 261,090.72/x
  3. Step 3: Cross multiply
    475,950.24x = 656,816.40 × 261,090.72
  4. Step 4: Simplify right side
    475,950.24x = 171,488,666,783.81
  5. Step 5: Solve for x
    x = 171,488,666,783.81/475,950.24
  6. Step 6: Final answer
    x = 360,307.97

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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.