Home / 956,985.36-1,320,669.74-549,161.88

Finding the Fourth Proportional to 956,985.36, 1,320,669.74 and 549,161.88

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Solution

The fourth proportional to 956,985.36, 1,320,669.74 and 549,161.88 is: 757,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,985.36 : 1,320,669.74 = 549,161.88 : x
  2. Step 2: Convert to fraction form
    956,985.36/1,320,669.74 = 549,161.88/x
  3. Step 3: Cross multiply
    956,985.36x = 1,320,669.74 × 549,161.88
  4. Step 4: Simplify right side
    956,985.36x = 725,261,477,277.51
  5. Step 5: Solve for x
    x = 725,261,477,277.51/956,985.36
  6. Step 6: Final answer
    x = 757,860.58

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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.