Home / 976,720.60-1,465,299.60-377,628.40

Finding the Fourth Proportional to 976,720.60, 1,465,299.60 and 377,628.40

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Solution

The fourth proportional to 976,720.60, 1,465,299.60 and 377,628.40 is: 566,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,720.60 : 1,465,299.60 = 377,628.40 : x
  2. Step 2: Convert to fraction form
    976,720.60/1,465,299.60 = 377,628.40/x
  3. Step 3: Cross multiply
    976,720.60x = 1,465,299.60 × 377,628.40
  4. Step 4: Simplify right side
    976,720.60x = 553,338,743,468.64
  5. Step 5: Solve for x
    x = 553,338,743,468.64/976,720.60
  6. Step 6: Final answer
    x = 566,527.16

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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.