Home / 330,831.20-496,246.80-241,666.40

Finding the Fourth Proportional to 330,831.20, 496,246.80 and 241,666.40

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Solution

The fourth proportional to 330,831.20, 496,246.80 and 241,666.40 is: 362,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,831.20 : 496,246.80 = 241,666.40 : x
  2. Step 2: Convert to fraction form
    330,831.20/496,246.80 = 241,666.40/x
  3. Step 3: Cross multiply
    330,831.20x = 496,246.80 × 241,666.40
  4. Step 4: Simplify right side
    330,831.20x = 119,926,177,667.52
  5. Step 5: Solve for x
    x = 119,926,177,667.52/330,831.20
  6. Step 6: Final answer
    x = 362,499.60

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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.