Home / 792,139.60-1,186,241.10-634,675.60

Finding the Fourth Proportional to 792,139.60, 1,186,241.10 and 634,675.60

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Solution

The fourth proportional to 792,139.60, 1,186,241.10 and 634,675.60 is: 950,436.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,139.60 : 1,186,241.10 = 634,675.60 : x
  2. Step 2: Convert to fraction form
    792,139.60/1,186,241.10 = 634,675.60/x
  3. Step 3: Cross multiply
    792,139.60x = 1,186,241.10 × 634,675.60
  4. Step 4: Simplify right side
    792,139.60x = 752,878,281,887.16
  5. Step 5: Solve for x
    x = 752,878,281,887.16/792,139.60
  6. Step 6: Final answer
    x = 950,436.36

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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.