Home / 856,018.53-1,181,342.70-474,045.31

Finding the Fourth Proportional to 856,018.53, 1,181,342.70 and 474,045.31

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Solution

The fourth proportional to 856,018.53, 1,181,342.70 and 474,045.31 is: 654,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,018.53 : 1,181,342.70 = 474,045.31 : x
  2. Step 2: Convert to fraction form
    856,018.53/1,181,342.70 = 474,045.31/x
  3. Step 3: Cross multiply
    856,018.53x = 1,181,342.70 × 474,045.31
  4. Step 4: Simplify right side
    856,018.53x = 560,009,958,160.80
  5. Step 5: Solve for x
    x = 560,009,958,160.80/856,018.53
  6. Step 6: Final answer
    x = 654,203.08

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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.