Home / 874,372.32-1,311,306.98-369,047.14

Finding the Fourth Proportional to 874,372.32, 1,311,306.98 and 369,047.14

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Solution

The fourth proportional to 874,372.32, 1,311,306.98 and 369,047.14 is: 553,464.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,372.32 : 1,311,306.98 = 369,047.14 : x
  2. Step 2: Convert to fraction form
    874,372.32/1,311,306.98 = 369,047.14/x
  3. Step 3: Cross multiply
    874,372.32x = 1,311,306.98 × 369,047.14
  4. Step 4: Simplify right side
    874,372.32x = 483,934,085,507.53
  5. Step 5: Solve for x
    x = 483,934,085,507.53/874,372.32
  6. Step 6: Final answer
    x = 553,464.55

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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.