Home / 998,095.34-1,377,375.10-545,386.34

Finding the Fourth Proportional to 998,095.34, 1,377,375.10 and 545,386.34

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Solution

The fourth proportional to 998,095.34, 1,377,375.10 and 545,386.34 is: 752,635.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,095.34 : 1,377,375.10 = 545,386.34 : x
  2. Step 2: Convert to fraction form
    998,095.34/1,377,375.10 = 545,386.34/x
  3. Step 3: Cross multiply
    998,095.34x = 1,377,375.10 × 545,386.34
  4. Step 4: Simplify right side
    998,095.34x = 751,201,564,596.13
  5. Step 5: Solve for x
    x = 751,201,564,596.13/998,095.34
  6. Step 6: Final answer
    x = 752,635.08

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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.