Home / 740,694.08-1,022,154.65-414,006.64

Finding the Fourth Proportional to 740,694.08, 1,022,154.65 and 414,006.64

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Solution

The fourth proportional to 740,694.08, 1,022,154.65 and 414,006.64 is: 571,327.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,694.08 : 1,022,154.65 = 414,006.64 : x
  2. Step 2: Convert to fraction form
    740,694.08/1,022,154.65 = 414,006.64/x
  3. Step 3: Cross multiply
    740,694.08x = 1,022,154.65 × 414,006.64
  4. Step 4: Simplify right side
    740,694.08x = 423,178,812,206.88
  5. Step 5: Solve for x
    x = 423,178,812,206.88/740,694.08
  6. Step 6: Final answer
    x = 571,327.39

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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.