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Finding the Fourth Proportional to 816,084.48, 1,224,323.52 and 283,528

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Solution

The fourth proportional to 816,084.48, 1,224,323.52 and 283,528 is: 425,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,084.48 : 1,224,323.52 = 283,528 : x
  2. Step 2: Convert to fraction form
    816,084.48/1,224,323.52 = 283,528/x
  3. Step 3: Cross multiply
    816,084.48x = 1,224,323.52 × 283,528
  4. Step 4: Simplify right side
    816,084.48x = 347,129,998,978.56
  5. Step 5: Solve for x
    x = 347,129,998,978.56/816,084.48
  6. Step 6: Final answer
    x = 425,360.37

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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.