Home / 827,409.60-1,141,932.60-464,834.16

Finding the Fourth Proportional to 827,409.60, 1,141,932.60 and 464,834.16

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Solution

The fourth proportional to 827,409.60, 1,141,932.60 and 464,834.16 is: 641,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,409.60 : 1,141,932.60 = 464,834.16 : x
  2. Step 2: Convert to fraction form
    827,409.60/1,141,932.60 = 464,834.16/x
  3. Step 3: Cross multiply
    827,409.60x = 1,141,932.60 × 464,834.16
  4. Step 4: Simplify right side
    827,409.60x = 530,809,280,897.62
  5. Step 5: Solve for x
    x = 530,809,280,897.62/827,409.60
  6. Step 6: Final answer
    x = 641,531.45

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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.