Home / 1,087,622.24-1,630,926-413,828.96

Finding the Fourth Proportional to 1,087,622.24, 1,630,926 and 413,828.96

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Solution

The fourth proportional to 1,087,622.24, 1,630,926 and 413,828.96 is: 620,550.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,622.24 : 1,630,926 = 413,828.96 : x
  2. Step 2: Convert to fraction form
    1,087,622.24/1,630,926 = 413,828.96/x
  3. Step 3: Cross multiply
    1,087,622.24x = 1,630,926 × 413,828.96
  4. Step 4: Simplify right side
    1,087,622.24x = 674,924,410,416.96
  5. Step 5: Solve for x
    x = 674,924,410,416.96/1,087,622.24
  6. Step 6: Final answer
    x = 620,550.39

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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.