Home / 1,015,249.14-1,521,802.08-340,690.86

Finding the Fourth Proportional to 1,015,249.14, 1,521,802.08 and 340,690.86

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Solution

The fourth proportional to 1,015,249.14, 1,521,802.08 and 340,690.86 is: 510,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,249.14 : 1,521,802.08 = 340,690.86 : x
  2. Step 2: Convert to fraction form
    1,015,249.14/1,521,802.08 = 340,690.86/x
  3. Step 3: Cross multiply
    1,015,249.14x = 1,521,802.08 × 340,690.86
  4. Step 4: Simplify right side
    1,015,249.14x = 518,464,059,384.99
  5. Step 5: Solve for x
    x = 518,464,059,384.99/1,015,249.14
  6. Step 6: Final answer
    x = 510,676.68

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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.