Home / 1,268,953.35-1,902,987.29-510,598.35

Finding the Fourth Proportional to 1,268,953.35, 1,902,987.29 and 510,598.35

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Solution

The fourth proportional to 1,268,953.35, 1,902,987.29 and 510,598.35 is: 765,719.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,953.35 : 1,902,987.29 = 510,598.35 : x
  2. Step 2: Convert to fraction form
    1,268,953.35/1,902,987.29 = 510,598.35/x
  3. Step 3: Cross multiply
    1,268,953.35x = 1,902,987.29 × 510,598.35
  4. Step 4: Simplify right side
    1,268,953.35x = 971,662,167,791.98
  5. Step 5: Solve for x
    x = 971,662,167,791.98/1,268,953.35
  6. Step 6: Final answer
    x = 765,719.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.