Home / 904,342.59-1,247,914.10-496,443.85

Finding the Fourth Proportional to 904,342.59, 1,247,914.10 and 496,443.85

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Solution

The fourth proportional to 904,342.59, 1,247,914.10 and 496,443.85 is: 685,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,342.59 : 1,247,914.10 = 496,443.85 : x
  2. Step 2: Convert to fraction form
    904,342.59/1,247,914.10 = 496,443.85/x
  3. Step 3: Cross multiply
    904,342.59x = 1,247,914.10 × 496,443.85
  4. Step 4: Simplify right side
    904,342.59x = 619,519,282,621.63
  5. Step 5: Solve for x
    x = 619,519,282,621.63/904,342.59
  6. Step 6: Final answer
    x = 685,049.33

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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.