Home / 744,675.12-1,027,608.20-417,957.76

Finding the Fourth Proportional to 744,675.12, 1,027,608.20 and 417,957.76

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Solution

The fourth proportional to 744,675.12, 1,027,608.20 and 417,957.76 is: 576,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,675.12 : 1,027,608.20 = 417,957.76 : x
  2. Step 2: Convert to fraction form
    744,675.12/1,027,608.20 = 417,957.76/x
  3. Step 3: Cross multiply
    744,675.12x = 1,027,608.20 × 417,957.76
  4. Step 4: Simplify right side
    744,675.12x = 429,496,821,429.63
  5. Step 5: Solve for x
    x = 429,496,821,429.63/744,675.12
  6. Step 6: Final answer
    x = 576,757.31

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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.