Home / 704,844.80-1,057,267.20-406,246.40

Finding the Fourth Proportional to 704,844.80, 1,057,267.20 and 406,246.40

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Solution

The fourth proportional to 704,844.80, 1,057,267.20 and 406,246.40 is: 609,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,844.80 : 1,057,267.20 = 406,246.40 : x
  2. Step 2: Convert to fraction form
    704,844.80/1,057,267.20 = 406,246.40/x
  3. Step 3: Cross multiply
    704,844.80x = 1,057,267.20 × 406,246.40
  4. Step 4: Simplify right side
    704,844.80x = 429,510,993,838.08
  5. Step 5: Solve for x
    x = 429,510,993,838.08/704,844.80
  6. Step 6: Final answer
    x = 609,369.60

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Similar ratio
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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.