Home / 348,315.88-522,480.30-99,004.36

Finding the Fourth Proportional to 348,315.88, 522,480.30 and 99,004.36

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Solution

The fourth proportional to 348,315.88, 522,480.30 and 99,004.36 is: 148,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,315.88 : 522,480.30 = 99,004.36 : x
  2. Step 2: Convert to fraction form
    348,315.88/522,480.30 = 99,004.36/x
  3. Step 3: Cross multiply
    348,315.88x = 522,480.30 × 99,004.36
  4. Step 4: Simplify right side
    348,315.88x = 51,727,827,714.11
  5. Step 5: Solve for x
    x = 51,727,827,714.11/348,315.88
  6. Step 6: Final answer
    x = 148,508.38

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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.