Home / 763,598.75-1,145,647.25-364,187.64

Finding the Fourth Proportional to 763,598.75, 1,145,647.25 and 364,187.64

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Solution

The fourth proportional to 763,598.75, 1,145,647.25 and 364,187.64 is: 546,400.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,598.75 : 1,145,647.25 = 364,187.64 : x
  2. Step 2: Convert to fraction form
    763,598.75/1,145,647.25 = 364,187.64/x
  3. Step 3: Cross multiply
    763,598.75x = 1,145,647.25 × 364,187.64
  4. Step 4: Simplify right side
    763,598.75x = 417,230,566,429.05
  5. Step 5: Solve for x
    x = 417,230,566,429.05/763,598.75
  6. Step 6: Final answer
    x = 546,400.28

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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.