Home / 384,057.16-529,851.06-240,567.40

Finding the Fourth Proportional to 384,057.16, 529,851.06 and 240,567.40

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Solution

The fourth proportional to 384,057.16, 529,851.06 and 240,567.40 is: 331,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,057.16 : 529,851.06 = 240,567.40 : x
  2. Step 2: Convert to fraction form
    384,057.16/529,851.06 = 240,567.40/x
  3. Step 3: Cross multiply
    384,057.16x = 529,851.06 × 240,567.40
  4. Step 4: Simplify right side
    384,057.16x = 127,464,891,891.44
  5. Step 5: Solve for x
    x = 127,464,891,891.44/384,057.16
  6. Step 6: Final answer
    x = 331,890.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.