Home / 976,446.08-1,347,436.15-540,837.61

Finding the Fourth Proportional to 976,446.08, 1,347,436.15 and 540,837.61

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Solution

The fourth proportional to 976,446.08, 1,347,436.15 and 540,837.61 is: 746,322.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,446.08 : 1,347,436.15 = 540,837.61 : x
  2. Step 2: Convert to fraction form
    976,446.08/1,347,436.15 = 540,837.61/x
  3. Step 3: Cross multiply
    976,446.08x = 1,347,436.15 × 540,837.61
  4. Step 4: Simplify right side
    976,446.08x = 728,744,137,552.23
  5. Step 5: Solve for x
    x = 728,744,137,552.23/976,446.08
  6. Step 6: Final answer
    x = 746,322.97

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1.5x scale

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.