Home / 1,670,943.28-2,506,463.52-408,770.50

Finding the Fourth Proportional to 1,670,943.28, 2,506,463.52 and 408,770.50

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Solution

The fourth proportional to 1,670,943.28, 2,506,463.52 and 408,770.50 is: 613,167.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,943.28 : 2,506,463.52 = 408,770.50 : x
  2. Step 2: Convert to fraction form
    1,670,943.28/2,506,463.52 = 408,770.50/x
  3. Step 3: Cross multiply
    1,670,943.28x = 2,506,463.52 × 408,770.50
  4. Step 4: Simplify right side
    1,670,943.28x = 1,024,568,346,302.16
  5. Step 5: Solve for x
    x = 1,024,568,346,302.16/1,670,943.28
  6. Step 6: Final answer
    x = 613,167.64

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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.