Home / 670,167.30-1,006,028.55-404,228.10

Finding the Fourth Proportional to 670,167.30, 1,006,028.55 and 404,228.10

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Solution

The fourth proportional to 670,167.30, 1,006,028.55 and 404,228.10 is: 606,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,167.30 : 1,006,028.55 = 404,228.10 : x
  2. Step 2: Convert to fraction form
    670,167.30/1,006,028.55 = 404,228.10/x
  3. Step 3: Cross multiply
    670,167.30x = 1,006,028.55 × 404,228.10
  4. Step 4: Simplify right side
    670,167.30x = 406,665,009,312.26
  5. Step 5: Solve for x
    x = 406,665,009,312.26/670,167.30
  6. Step 6: Final answer
    x = 606,811.18

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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.