Home / 912,598.98-1,367,933.15-343,733.96

Finding the Fourth Proportional to 912,598.98, 1,367,933.15 and 343,733.96

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Solution

The fourth proportional to 912,598.98, 1,367,933.15 and 343,733.96 is: 515,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,598.98 : 1,367,933.15 = 343,733.96 : x
  2. Step 2: Convert to fraction form
    912,598.98/1,367,933.15 = 343,733.96/x
  3. Step 3: Cross multiply
    912,598.98x = 1,367,933.15 × 343,733.96
  4. Step 4: Simplify right side
    912,598.98x = 470,205,070,106.44
  5. Step 5: Solve for x
    x = 470,205,070,106.44/912,598.98
  6. Step 6: Final answer
    x = 515,237.34

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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.