Home / 976,232.60-1,465,661.10-622,813.40

Finding the Fourth Proportional to 976,232.60, 1,465,661.10 and 622,813.40

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Solution

The fourth proportional to 976,232.60, 1,465,661.10 and 622,813.40 is: 935,057.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,232.60 : 1,465,661.10 = 622,813.40 : x
  2. Step 2: Convert to fraction form
    976,232.60/1,465,661.10 = 622,813.40/x
  3. Step 3: Cross multiply
    976,232.60x = 1,465,661.10 × 622,813.40
  4. Step 4: Simplify right side
    976,232.60x = 912,833,372,938.74
  5. Step 5: Solve for x
    x = 912,833,372,938.74/976,232.60
  6. Step 6: Final answer
    x = 935,057.25

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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.