Home / 677,164.14-1,015,030.08-250,425.78

Finding the Fourth Proportional to 677,164.14, 1,015,030.08 and 250,425.78

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Solution

The fourth proportional to 677,164.14, 1,015,030.08 and 250,425.78 is: 375,373.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,164.14 : 1,015,030.08 = 250,425.78 : x
  2. Step 2: Convert to fraction form
    677,164.14/1,015,030.08 = 250,425.78/x
  3. Step 3: Cross multiply
    677,164.14x = 1,015,030.08 × 250,425.78
  4. Step 4: Simplify right side
    677,164.14x = 254,189,699,507.46
  5. Step 5: Solve for x
    x = 254,189,699,507.46/677,164.14
  6. Step 6: Final answer
    x = 375,373.83

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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.