Home / 1,077,267.06-1,615,403.79-318,837.33

Finding the Fourth Proportional to 1,077,267.06, 1,615,403.79 and 318,837.33

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Solution

The fourth proportional to 1,077,267.06, 1,615,403.79 and 318,837.33 is: 478,108.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,267.06 : 1,615,403.79 = 318,837.33 : x
  2. Step 2: Convert to fraction form
    1,077,267.06/1,615,403.79 = 318,837.33/x
  3. Step 3: Cross multiply
    1,077,267.06x = 1,615,403.79 × 318,837.33
  4. Step 4: Simplify right side
    1,077,267.06x = 515,051,031,275.48
  5. Step 5: Solve for x
    x = 515,051,031,275.48/1,077,267.06
  6. Step 6: Final answer
    x = 478,108.96

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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.