Home / 843,488.76-1,265,234.35-344,852.76

Finding the Fourth Proportional to 843,488.76, 1,265,234.35 and 344,852.76

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Solution

The fourth proportional to 843,488.76, 1,265,234.35 and 344,852.76 is: 517,279.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,488.76 : 1,265,234.35 = 344,852.76 : x
  2. Step 2: Convert to fraction form
    843,488.76/1,265,234.35 = 344,852.76/x
  3. Step 3: Cross multiply
    843,488.76x = 1,265,234.35 × 344,852.76
  4. Step 4: Simplify right side
    843,488.76x = 436,319,557,644.31
  5. Step 5: Solve for x
    x = 436,319,557,644.31/843,488.76
  6. Step 6: Final answer
    x = 517,279.63

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1.5x scale

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.