Home / 771,767.67-1,158,046.41-367,416.90

Finding the Fourth Proportional to 771,767.67, 1,158,046.41 and 367,416.90

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Solution

The fourth proportional to 771,767.67, 1,158,046.41 and 367,416.90 is: 551,313.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,767.67 : 1,158,046.41 = 367,416.90 : x
  2. Step 2: Convert to fraction form
    771,767.67/1,158,046.41 = 367,416.90/x
  3. Step 3: Cross multiply
    771,767.67x = 1,158,046.41 × 367,416.90
  4. Step 4: Simplify right side
    771,767.67x = 425,485,822,018.33
  5. Step 5: Solve for x
    x = 425,485,822,018.33/771,767.67
  6. Step 6: Final answer
    x = 551,313.35

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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.