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Finding the Fourth Proportional to 924,682.10, 1,275,700.84 and 580,317.08

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Solution

The fourth proportional to 924,682.10, 1,275,700.84 and 580,317.08 is: 800,611.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,682.10 : 1,275,700.84 = 580,317.08 : x
  2. Step 2: Convert to fraction form
    924,682.10/1,275,700.84 = 580,317.08/x
  3. Step 3: Cross multiply
    924,682.10x = 1,275,700.84 × 580,317.08
  4. Step 4: Simplify right side
    924,682.10x = 740,310,986,422.35
  5. Step 5: Solve for x
    x = 740,310,986,422.35/924,682.10
  6. Step 6: Final answer
    x = 800,611.35

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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.