Home / 771,910.02-1,157,887.71-658,877.49

Finding the Fourth Proportional to 771,910.02, 1,157,887.71 and 658,877.49

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Solution

The fourth proportional to 771,910.02, 1,157,887.71 and 658,877.49 is: 988,335.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,910.02 : 1,157,887.71 = 658,877.49 : x
  2. Step 2: Convert to fraction form
    771,910.02/1,157,887.71 = 658,877.49/x
  3. Step 3: Cross multiply
    771,910.02x = 1,157,887.71 × 658,877.49
  4. Step 4: Simplify right side
    771,910.02x = 762,906,148,066.65
  5. Step 5: Solve for x
    x = 762,906,148,066.65/771,910.02
  6. Step 6: Final answer
    x = 988,335.59

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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.