Home / 459,459.23-633,960.83-268,435.72

Finding the Fourth Proportional to 459,459.23, 633,960.83 and 268,435.72

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Solution

The fourth proportional to 459,459.23, 633,960.83 and 268,435.72 is: 370,387.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,459.23 : 633,960.83 = 268,435.72 : x
  2. Step 2: Convert to fraction form
    459,459.23/633,960.83 = 268,435.72/x
  3. Step 3: Cross multiply
    459,459.23x = 633,960.83 × 268,435.72
  4. Step 4: Simplify right side
    459,459.23x = 170,177,727,340.87
  5. Step 5: Solve for x
    x = 170,177,727,340.87/459,459.23
  6. Step 6: Final answer
    x = 370,387.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.