Home / 670,178.94-1,005,766.76-270,823.17

Finding the Fourth Proportional to 670,178.94, 1,005,766.76 and 270,823.17

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Solution

The fourth proportional to 670,178.94, 1,005,766.76 and 270,823.17 is: 406,436.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,178.94 : 1,005,766.76 = 270,823.17 : x
  2. Step 2: Convert to fraction form
    670,178.94/1,005,766.76 = 270,823.17/x
  3. Step 3: Cross multiply
    670,178.94x = 1,005,766.76 × 270,823.17
  4. Step 4: Simplify right side
    670,178.94x = 272,384,937,098.09
  5. Step 5: Solve for x
    x = 272,384,937,098.09/670,178.94
  6. Step 6: Final answer
    x = 406,436.14

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1.5x scale

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.