Home / 904,542.56-1,357,108.64-455,031.44

Finding the Fourth Proportional to 904,542.56, 1,357,108.64 and 455,031.44

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Solution

The fourth proportional to 904,542.56, 1,357,108.64 and 455,031.44 is: 682,695.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,542.56 : 1,357,108.64 = 455,031.44 : x
  2. Step 2: Convert to fraction form
    904,542.56/1,357,108.64 = 455,031.44/x
  3. Step 3: Cross multiply
    904,542.56x = 1,357,108.64 × 455,031.44
  4. Step 4: Simplify right side
    904,542.56x = 617,527,098,695.64
  5. Step 5: Solve for x
    x = 617,527,098,695.64/904,542.56
  6. Step 6: Final answer
    x = 682,695.46

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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.