Home / 1,059,542.30-1,588,352.22-385,147.28

Finding the Fourth Proportional to 1,059,542.30, 1,588,352.22 and 385,147.28

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Solution

The fourth proportional to 1,059,542.30, 1,588,352.22 and 385,147.28 is: 577,371.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,542.30 : 1,588,352.22 = 385,147.28 : x
  2. Step 2: Convert to fraction form
    1,059,542.30/1,588,352.22 = 385,147.28/x
  3. Step 3: Cross multiply
    1,059,542.30x = 1,588,352.22 × 385,147.28
  4. Step 4: Simplify right side
    1,059,542.30x = 611,749,537,214.96
  5. Step 5: Solve for x
    x = 611,749,537,214.96/1,059,542.30
  6. Step 6: Final answer
    x = 577,371.51

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Double scale
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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.