Home / 970,879.44-1,455,175.04-437,776.32

Finding the Fourth Proportional to 970,879.44, 1,455,175.04 and 437,776.32

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Solution

The fourth proportional to 970,879.44, 1,455,175.04 and 437,776.32 is: 656,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,879.44 : 1,455,175.04 = 437,776.32 : x
  2. Step 2: Convert to fraction form
    970,879.44/1,455,175.04 = 437,776.32/x
  3. Step 3: Cross multiply
    970,879.44x = 1,455,175.04 × 437,776.32
  4. Step 4: Simplify right side
    970,879.44x = 637,041,173,967.05
  5. Step 5: Solve for x
    x = 637,041,173,967.05/970,879.44
  6. Step 6: Final answer
    x = 656,148.59

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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.