Home / 260,365.35-390,544.38-102,595.17

Finding the Fourth Proportional to 260,365.35, 390,544.38 and 102,595.17

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Solution

The fourth proportional to 260,365.35, 390,544.38 and 102,595.17 is: 153,891.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,365.35 : 390,544.38 = 102,595.17 : x
  2. Step 2: Convert to fraction form
    260,365.35/390,544.38 = 102,595.17/x
  3. Step 3: Cross multiply
    260,365.35x = 390,544.38 × 102,595.17
  4. Step 4: Simplify right side
    260,365.35x = 40,067,967,058.64
  5. Step 5: Solve for x
    x = 40,067,967,058.64/260,365.35
  6. Step 6: Final answer
    x = 153,891.32

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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.