Home / 904,903.80-1,356,491.70-336,132.60

Finding the Fourth Proportional to 904,903.80, 1,356,491.70 and 336,132.60

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Solution

The fourth proportional to 904,903.80, 1,356,491.70 and 336,132.60 is: 503,877.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,903.80 : 1,356,491.70 = 336,132.60 : x
  2. Step 2: Convert to fraction form
    904,903.80/1,356,491.70 = 336,132.60/x
  3. Step 3: Cross multiply
    904,903.80x = 1,356,491.70 × 336,132.60
  4. Step 4: Simplify right side
    904,903.80x = 455,961,081,999.42
  5. Step 5: Solve for x
    x = 455,961,081,999.42/904,903.80
  6. Step 6: Final answer
    x = 503,877.96

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1.5x scale

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.