Home / 998,948.16-1,378,581.48-546,239.16

Finding the Fourth Proportional to 998,948.16, 1,378,581.48 and 546,239.16

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Solution

The fourth proportional to 998,948.16, 1,378,581.48 and 546,239.16 is: 753,828.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,948.16 : 1,378,581.48 = 546,239.16 : x
  2. Step 2: Convert to fraction form
    998,948.16/1,378,581.48 = 546,239.16/x
  3. Step 3: Cross multiply
    998,948.16x = 1,378,581.48 × 546,239.16
  4. Step 4: Simplify right side
    998,948.16x = 753,035,189,626.76
  5. Step 5: Solve for x
    x = 753,035,189,626.76/998,948.16
  6. Step 6: Final answer
    x = 753,828.10

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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.