Home / 370,723.20-556,084.80-251,750.40

Finding the Fourth Proportional to 370,723.20, 556,084.80 and 251,750.40

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Solution

The fourth proportional to 370,723.20, 556,084.80 and 251,750.40 is: 377,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,723.20 : 556,084.80 = 251,750.40 : x
  2. Step 2: Convert to fraction form
    370,723.20/556,084.80 = 251,750.40/x
  3. Step 3: Cross multiply
    370,723.20x = 556,084.80 × 251,750.40
  4. Step 4: Simplify right side
    370,723.20x = 139,994,570,833.92
  5. Step 5: Solve for x
    x = 139,994,570,833.92/370,723.20
  6. Step 6: Final answer
    x = 377,625.60

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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.