Home / 855,913.76-1,181,146.52-473,932.32

Finding the Fourth Proportional to 855,913.76, 1,181,146.52 and 473,932.32

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Solution

The fourth proportional to 855,913.76, 1,181,146.52 and 473,932.32 is: 654,018.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,913.76 : 1,181,146.52 = 473,932.32 : x
  2. Step 2: Convert to fraction form
    855,913.76/1,181,146.52 = 473,932.32/x
  3. Step 3: Cross multiply
    855,913.76x = 1,181,146.52 × 473,932.32
  4. Step 4: Simplify right side
    855,913.76x = 559,783,510,483.53
  5. Step 5: Solve for x
    x = 559,783,510,483.53/855,913.76
  6. Step 6: Final answer
    x = 654,018.59

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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.