Home / 729,885.48-1,007,327.64-607,161.22

Finding the Fourth Proportional to 729,885.48, 1,007,327.64 and 607,161.22

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Solution

The fourth proportional to 729,885.48, 1,007,327.64 and 607,161.22 is: 837,953.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,885.48 : 1,007,327.64 = 607,161.22 : x
  2. Step 2: Convert to fraction form
    729,885.48/1,007,327.64 = 607,161.22/x
  3. Step 3: Cross multiply
    729,885.48x = 1,007,327.64 × 607,161.22
  4. Step 4: Simplify right side
    729,885.48x = 611,610,278,600.66
  5. Step 5: Solve for x
    x = 611,610,278,600.66/729,885.48
  6. Step 6: Final answer
    x = 837,953.75

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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.