Home / 755,276.27-1,042,303.07-411,134.54

Finding the Fourth Proportional to 755,276.27, 1,042,303.07 and 411,134.54

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Solution

The fourth proportional to 755,276.27, 1,042,303.07 and 411,134.54 is: 567,377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,276.27 : 1,042,303.07 = 411,134.54 : x
  2. Step 2: Convert to fraction form
    755,276.27/1,042,303.07 = 411,134.54/x
  3. Step 3: Cross multiply
    755,276.27x = 1,042,303.07 × 411,134.54
  4. Step 4: Simplify right side
    755,276.27x = 428,526,789,041.36
  5. Step 5: Solve for x
    x = 428,526,789,041.36/755,276.27
  6. Step 6: Final answer
    x = 567,377.54

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Double scale
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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.