Home / 998,999.06-1,378,590.66-546,280.34

Finding the Fourth Proportional to 998,999.06, 1,378,590.66 and 546,280.34

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Solution

The fourth proportional to 998,999.06, 1,378,590.66 and 546,280.34 is: 753,851.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,999.06 : 1,378,590.66 = 546,280.34 : x
  2. Step 2: Convert to fraction form
    998,999.06/1,378,590.66 = 546,280.34/x
  3. Step 3: Cross multiply
    998,999.06x = 1,378,590.66 × 546,280.34
  4. Step 4: Simplify right side
    998,999.06x = 753,096,967,572.67
  5. Step 5: Solve for x
    x = 753,096,967,572.67/998,999.06
  6. Step 6: Final answer
    x = 753,851.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.