Home / 904,792.60-1,356,800.10-455,339.80

Finding the Fourth Proportional to 904,792.60, 1,356,800.10 and 455,339.80

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Solution

The fourth proportional to 904,792.60, 1,356,800.10 and 455,339.80 is: 682,814.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,792.60 : 1,356,800.10 = 455,339.80 : x
  2. Step 2: Convert to fraction form
    904,792.60/1,356,800.10 = 455,339.80/x
  3. Step 3: Cross multiply
    904,792.60x = 1,356,800.10 × 455,339.80
  4. Step 4: Simplify right side
    904,792.60x = 617,805,086,173.98
  5. Step 5: Solve for x
    x = 617,805,086,173.98/904,792.60
  6. Step 6: Final answer
    x = 682,814.04

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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.