Home / 855,910.55-1,181,142.13-473,929.13

Finding the Fourth Proportional to 855,910.55, 1,181,142.13 and 473,929.13

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Solution

The fourth proportional to 855,910.55, 1,181,142.13 and 473,929.13 is: 654,014.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,910.55 : 1,181,142.13 = 473,929.13 : x
  2. Step 2: Convert to fraction form
    855,910.55/1,181,142.13 = 473,929.13/x
  3. Step 3: Cross multiply
    855,910.55x = 1,181,142.13 × 473,929.13
  4. Step 4: Simplify right side
    855,910.55x = 559,777,662,077.25
  5. Step 5: Solve for x
    x = 559,777,662,077.25/855,910.55
  6. Step 6: Final answer
    x = 654,014.21

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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.