Home / 751,889.85-1,037,512.02-429,620.82

Finding the Fourth Proportional to 751,889.85, 1,037,512.02 and 429,620.82

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Solution

The fourth proportional to 751,889.85, 1,037,512.02 and 429,620.82 is: 592,821.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,889.85 : 1,037,512.02 = 429,620.82 : x
  2. Step 2: Convert to fraction form
    751,889.85/1,037,512.02 = 429,620.82/x
  3. Step 3: Cross multiply
    751,889.85x = 1,037,512.02 × 429,620.82
  4. Step 4: Simplify right side
    751,889.85x = 445,736,764,792.26
  5. Step 5: Solve for x
    x = 445,736,764,792.26/751,889.85
  6. Step 6: Final answer
    x = 592,821.89

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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.