Home / 855,909.92-1,181,141.27-473,928.50

Finding the Fourth Proportional to 855,909.92, 1,181,141.27 and 473,928.50

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Solution

The fourth proportional to 855,909.92, 1,181,141.27 and 473,928.50 is: 654,013.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,909.92 : 1,181,141.27 = 473,928.50 : x
  2. Step 2: Convert to fraction form
    855,909.92/1,181,141.27 = 473,928.50/x
  3. Step 3: Cross multiply
    855,909.92x = 1,181,141.27 × 473,928.50
  4. Step 4: Simplify right side
    855,909.92x = 559,776,512,739.64
  5. Step 5: Solve for x
    x = 559,776,512,739.64/855,909.92
  6. Step 6: Final answer
    x = 654,013.35

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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.