Home / 751,921.48-1,037,555.40-429,652.54

Finding the Fourth Proportional to 751,921.48, 1,037,555.40 and 429,652.54

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Solution

The fourth proportional to 751,921.48, 1,037,555.40 and 429,652.54 is: 592,865.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,921.48 : 1,037,555.40 = 429,652.54 : x
  2. Step 2: Convert to fraction form
    751,921.48/1,037,555.40 = 429,652.54/x
  3. Step 3: Cross multiply
    751,921.48x = 1,037,555.40 × 429,652.54
  4. Step 4: Simplify right side
    751,921.48x = 445,788,313,000.72
  5. Step 5: Solve for x
    x = 445,788,313,000.72/751,921.48
  6. Step 6: Final answer
    x = 592,865.51

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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.