Home / 762,108.03-1,143,354.27-537,906.36

Finding the Fourth Proportional to 762,108.03, 1,143,354.27 and 537,906.36

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Solution

The fourth proportional to 762,108.03, 1,143,354.27 and 537,906.36 is: 806,995.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,108.03 : 1,143,354.27 = 537,906.36 : x
  2. Step 2: Convert to fraction form
    762,108.03/1,143,354.27 = 537,906.36/x
  3. Step 3: Cross multiply
    762,108.03x = 1,143,354.27 × 537,906.36
  4. Step 4: Simplify right side
    762,108.03x = 615,017,533,566.16
  5. Step 5: Solve for x
    x = 615,017,533,566.16/762,108.03
  6. Step 6: Final answer
    x = 806,995.22

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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.