Home / 677,154.40-1,015,015.46-250,416.02

Finding the Fourth Proportional to 677,154.40, 1,015,015.46 and 250,416.02

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Solution

The fourth proportional to 677,154.40, 1,015,015.46 and 250,416.02 is: 375,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,154.40 : 1,015,015.46 = 250,416.02 : x
  2. Step 2: Convert to fraction form
    677,154.40/1,015,015.46 = 250,416.02/x
  3. Step 3: Cross multiply
    677,154.40x = 1,015,015.46 × 250,416.02
  4. Step 4: Simplify right side
    677,154.40x = 254,176,133,017.13
  5. Step 5: Solve for x
    x = 254,176,133,017.13/677,154.40
  6. Step 6: Final answer
    x = 375,359.20

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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.