Home / 904,029.42-1,247,562.90-496,134.48

Finding the Fourth Proportional to 904,029.42, 1,247,562.90 and 496,134.48

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Solution

The fourth proportional to 904,029.42, 1,247,562.90 and 496,134.48 is: 684,666.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,029.42 : 1,247,562.90 = 496,134.48 : x
  2. Step 2: Convert to fraction form
    904,029.42/1,247,562.90 = 496,134.48/x
  3. Step 3: Cross multiply
    904,029.42x = 1,247,562.90 × 496,134.48
  4. Step 4: Simplify right side
    904,029.42x = 618,958,970,658.79
  5. Step 5: Solve for x
    x = 618,958,970,658.79/904,029.42
  6. Step 6: Final answer
    x = 684,666.84

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1.5x scale

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.