Home / 670,860.92-1,006,299.54-371,925.29

Finding the Fourth Proportional to 670,860.92, 1,006,299.54 and 371,925.29

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Solution

The fourth proportional to 670,860.92, 1,006,299.54 and 371,925.29 is: 557,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,860.92 : 1,006,299.54 = 371,925.29 : x
  2. Step 2: Convert to fraction form
    670,860.92/1,006,299.54 = 371,925.29/x
  3. Step 3: Cross multiply
    670,860.92x = 1,006,299.54 × 371,925.29
  4. Step 4: Simplify right side
    670,860.92x = 374,268,243,209.87
  5. Step 5: Solve for x
    x = 374,268,243,209.87/670,860.92
  6. Step 6: Final answer
    x = 557,892.46

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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.