Home / 1,656,479.89-2,484,775.40-458,301.86

Finding the Fourth Proportional to 1,656,479.89, 2,484,775.40 and 458,301.86

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Solution

The fourth proportional to 1,656,479.89, 2,484,775.40 and 458,301.86 is: 687,468.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,479.89 : 2,484,775.40 = 458,301.86 : x
  2. Step 2: Convert to fraction form
    1,656,479.89/2,484,775.40 = 458,301.86/x
  3. Step 3: Cross multiply
    1,656,479.89x = 2,484,775.40 × 458,301.86
  4. Step 4: Simplify right side
    1,656,479.89x = 1,138,777,172,786.86
  5. Step 5: Solve for x
    x = 1,138,777,172,786.86/1,656,479.89
  6. Step 6: Final answer
    x = 687,468.16

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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.