Home / 378,397.02-566,436.39-245,011.89

Finding the Fourth Proportional to 378,397.02, 566,436.39 and 245,011.89

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Solution

The fourth proportional to 378,397.02, 566,436.39 and 245,011.89 is: 366,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,397.02 : 566,436.39 = 245,011.89 : x
  2. Step 2: Convert to fraction form
    378,397.02/566,436.39 = 245,011.89/x
  3. Step 3: Cross multiply
    378,397.02x = 566,436.39 × 245,011.89
  4. Step 4: Simplify right side
    378,397.02x = 138,783,650,478.68
  5. Step 5: Solve for x
    x = 138,783,650,478.68/378,397.02
  6. Step 6: Final answer
    x = 366,767.29

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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.