Home / 914,861.25-1,260,932.31-608,389.92

Finding the Fourth Proportional to 914,861.25, 1,260,932.31 and 608,389.92

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Solution

The fourth proportional to 914,861.25, 1,260,932.31 and 608,389.92 is: 838,529.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,861.25 : 1,260,932.31 = 608,389.92 : x
  2. Step 2: Convert to fraction form
    914,861.25/1,260,932.31 = 608,389.92/x
  3. Step 3: Cross multiply
    914,861.25x = 1,260,932.31 × 608,389.92
  4. Step 4: Simplify right side
    914,861.25x = 767,138,507,206.32
  5. Step 5: Solve for x
    x = 767,138,507,206.32/914,861.25
  6. Step 6: Final answer
    x = 838,529.89

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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.