Home / 350,311.29-523,547.46-255,740.61

Finding the Fourth Proportional to 350,311.29, 523,547.46 and 255,740.61

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Solution

The fourth proportional to 350,311.29, 523,547.46 and 255,740.61 is: 382,209.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,311.29 : 523,547.46 = 255,740.61 : x
  2. Step 2: Convert to fraction form
    350,311.29/523,547.46 = 255,740.61/x
  3. Step 3: Cross multiply
    350,311.29x = 523,547.46 × 255,740.61
  4. Step 4: Simplify right side
    350,311.29x = 133,892,346,784.35
  5. Step 5: Solve for x
    x = 133,892,346,784.35/350,311.29
  6. Step 6: Final answer
    x = 382,209.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.