Home / 459,043.04-633,439.05-255,081.03

Finding the Fourth Proportional to 459,043.04, 633,439.05 and 255,081.03

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Solution

The fourth proportional to 459,043.04, 633,439.05 and 255,081.03 is: 351,989.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,043.04 : 633,439.05 = 255,081.03 : x
  2. Step 2: Convert to fraction form
    459,043.04/633,439.05 = 255,081.03/x
  3. Step 3: Cross multiply
    459,043.04x = 633,439.05 × 255,081.03
  4. Step 4: Simplify right side
    459,043.04x = 161,578,284,040.82
  5. Step 5: Solve for x
    x = 161,578,284,040.82/459,043.04
  6. Step 6: Final answer
    x = 351,989.40

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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.