Home / 1,616,548-2,424,919.20-494,626.72

Finding the Fourth Proportional to 1,616,548, 2,424,919.20 and 494,626.72

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Solution

The fourth proportional to 1,616,548, 2,424,919.20 and 494,626.72 is: 741,969.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,548 : 2,424,919.20 = 494,626.72 : x
  2. Step 2: Convert to fraction form
    1,616,548/2,424,919.20 = 494,626.72/x
  3. Step 3: Cross multiply
    1,616,548x = 2,424,919.20 × 494,626.72
  4. Step 4: Simplify right side
    1,616,548x = 1,199,429,830,161.02
  5. Step 5: Solve for x
    x = 1,199,429,830,161.02/1,616,548
  6. Step 6: Final answer
    x = 741,969.82

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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.