Home / 1,656,468.72-2,484,758.39-458,290.80

Finding the Fourth Proportional to 1,656,468.72, 2,484,758.39 and 458,290.80

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Solution

The fourth proportional to 1,656,468.72, 2,484,758.39 and 458,290.80 is: 687,451.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,468.72 : 2,484,758.39 = 458,290.80 : x
  2. Step 2: Convert to fraction form
    1,656,468.72/2,484,758.39 = 458,290.80/x
  3. Step 3: Cross multiply
    1,656,468.72x = 2,484,758.39 × 458,290.80
  4. Step 4: Simplify right side
    1,656,468.72x = 1,138,741,908,068.36
  5. Step 5: Solve for x
    x = 1,138,741,908,068.36/1,656,468.72
  6. Step 6: Final answer
    x = 687,451.50

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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.