Home / 755,270.13-1,042,300.27-411,089.41

Finding the Fourth Proportional to 755,270.13, 1,042,300.27 and 411,089.41

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Solution

The fourth proportional to 755,270.13, 1,042,300.27 and 411,089.41 is: 567,318.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,270.13 : 1,042,300.27 = 411,089.41 : x
  2. Step 2: Convert to fraction form
    755,270.13/1,042,300.27 = 411,089.41/x
  3. Step 3: Cross multiply
    755,270.13x = 1,042,300.27 × 411,089.41
  4. Step 4: Simplify right side
    755,270.13x = 428,478,603,037.14
  5. Step 5: Solve for x
    x = 428,478,603,037.14/755,270.13
  6. Step 6: Final answer
    x = 567,318.35

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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.