Home / 910,692.60-1,366,105.20-349,727.10

Finding the Fourth Proportional to 910,692.60, 1,366,105.20 and 349,727.10

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Solution

The fourth proportional to 910,692.60, 1,366,105.20 and 349,727.10 is: 524,616.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,692.60 : 1,366,105.20 = 349,727.10 : x
  2. Step 2: Convert to fraction form
    910,692.60/1,366,105.20 = 349,727.10/x
  3. Step 3: Cross multiply
    910,692.60x = 1,366,105.20 × 349,727.10
  4. Step 4: Simplify right side
    910,692.60x = 477,764,009,890.92
  5. Step 5: Solve for x
    x = 477,764,009,890.92/910,692.60
  6. Step 6: Final answer
    x = 524,616.11

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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.