Home / 976,344.64-1,347,438.85-568,574.30

Finding the Fourth Proportional to 976,344.64, 1,347,438.85 and 568,574.30

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Solution

The fourth proportional to 976,344.64, 1,347,438.85 and 568,574.30 is: 784,681.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,344.64 : 1,347,438.85 = 568,574.30 : x
  2. Step 2: Convert to fraction form
    976,344.64/1,347,438.85 = 568,574.30/x
  3. Step 3: Cross multiply
    976,344.64x = 1,347,438.85 × 568,574.30
  4. Step 4: Simplify right side
    976,344.64x = 766,119,102,878.72
  5. Step 5: Solve for x
    x = 766,119,102,878.72/976,344.64
  6. Step 6: Final answer
    x = 784,681.02

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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.