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Finding the Fourth Proportional to 277,535.65, 383,008.48 and 170,084.93

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Solution

The fourth proportional to 277,535.65, 383,008.48 and 170,084.93 is: 234,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,535.65 : 383,008.48 = 170,084.93 : x
  2. Step 2: Convert to fraction form
    277,535.65/383,008.48 = 170,084.93/x
  3. Step 3: Cross multiply
    277,535.65x = 383,008.48 × 170,084.93
  4. Step 4: Simplify right side
    277,535.65x = 65,143,971,281.10
  5. Step 5: Solve for x
    x = 65,143,971,281.10/277,535.65
  6. Step 6: Final answer
    x = 234,722.90

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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.