Home / 1,208,508.16-1,812,758.98-450,332.36

Finding the Fourth Proportional to 1,208,508.16, 1,812,758.98 and 450,332.36

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Solution

The fourth proportional to 1,208,508.16, 1,812,758.98 and 450,332.36 is: 675,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,508.16 : 1,812,758.98 = 450,332.36 : x
  2. Step 2: Convert to fraction form
    1,208,508.16/1,812,758.98 = 450,332.36/x
  3. Step 3: Cross multiply
    1,208,508.16x = 1,812,758.98 × 450,332.36
  4. Step 4: Simplify right side
    1,208,508.16x = 816,344,029,574.59
  5. Step 5: Solve for x
    x = 816,344,029,574.59/1,208,508.16
  6. Step 6: Final answer
    x = 675,497.33

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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.