Home / 1,012,924.80-1,519,387.20-413,492.40

Finding the Fourth Proportional to 1,012,924.80, 1,519,387.20 and 413,492.40

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Solution

The fourth proportional to 1,012,924.80, 1,519,387.20 and 413,492.40 is: 620,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,924.80 : 1,519,387.20 = 413,492.40 : x
  2. Step 2: Convert to fraction form
    1,012,924.80/1,519,387.20 = 413,492.40/x
  3. Step 3: Cross multiply
    1,012,924.80x = 1,519,387.20 × 413,492.40
  4. Step 4: Simplify right side
    1,012,924.80x = 628,255,059,857.28
  5. Step 5: Solve for x
    x = 628,255,059,857.28/1,012,924.80
  6. Step 6: Final answer
    x = 620,238.60

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Similar ratio
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1.5x scale

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.