Home / 798,503.40-1,197,755.10-788,005.80

Finding the Fourth Proportional to 798,503.40, 1,197,755.10 and 788,005.80

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Solution

The fourth proportional to 798,503.40, 1,197,755.10 and 788,005.80 is: 1,182,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,503.40 : 1,197,755.10 = 788,005.80 : x
  2. Step 2: Convert to fraction form
    798,503.40/1,197,755.10 = 788,005.80/x
  3. Step 3: Cross multiply
    798,503.40x = 1,197,755.10 × 788,005.80
  4. Step 4: Simplify right side
    798,503.40x = 943,837,965,779.58
  5. Step 5: Solve for x
    x = 943,837,965,779.58/798,503.40
  6. Step 6: Final answer
    x = 1,182,008.70

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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.