Home / 855,927.72-1,181,165.78-473,946.30

Finding the Fourth Proportional to 855,927.72, 1,181,165.78 and 473,946.30

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Solution

The fourth proportional to 855,927.72, 1,181,165.78 and 473,946.30 is: 654,037.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,927.72 : 1,181,165.78 = 473,946.30 : x
  2. Step 2: Convert to fraction form
    855,927.72/1,181,165.78 = 473,946.30/x
  3. Step 3: Cross multiply
    855,927.72x = 1,181,165.78 × 473,946.30
  4. Step 4: Simplify right side
    855,927.72x = 559,809,151,117.61
  5. Step 5: Solve for x
    x = 559,809,151,117.61/855,927.72
  6. Step 6: Final answer
    x = 654,037.88

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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.