Home / 670,201.10-1,005,301.65-404,261.90

Finding the Fourth Proportional to 670,201.10, 1,005,301.65 and 404,261.90

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Solution

The fourth proportional to 670,201.10, 1,005,301.65 and 404,261.90 is: 606,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,201.10 : 1,005,301.65 = 404,261.90 : x
  2. Step 2: Convert to fraction form
    670,201.10/1,005,301.65 = 404,261.90/x
  3. Step 3: Cross multiply
    670,201.10x = 1,005,301.65 × 404,261.90
  4. Step 4: Simplify right side
    670,201.10x = 406,405,155,102.14
  5. Step 5: Solve for x
    x = 406,405,155,102.14/670,201.10
  6. Step 6: Final answer
    x = 606,392.85

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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.