Home / 904,812.14-1,357,404.54-265,136.68

Finding the Fourth Proportional to 904,812.14, 1,357,404.54 and 265,136.68

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Solution

The fourth proportional to 904,812.14, 1,357,404.54 and 265,136.68 is: 397,759.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,812.14 : 1,357,404.54 = 265,136.68 : x
  2. Step 2: Convert to fraction form
    904,812.14/1,357,404.54 = 265,136.68/x
  3. Step 3: Cross multiply
    904,812.14x = 1,357,404.54 × 265,136.68
  4. Step 4: Simplify right side
    904,812.14x = 359,897,733,152.53
  5. Step 5: Solve for x
    x = 359,897,733,152.53/904,812.14
  6. Step 6: Final answer
    x = 397,759.62

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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.