Home / 1,053,971.64-1,580,952.18-255,253.17

Finding the Fourth Proportional to 1,053,971.64, 1,580,952.18 and 255,253.17

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Solution

The fourth proportional to 1,053,971.64, 1,580,952.18 and 255,253.17 is: 382,878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,971.64 : 1,580,952.18 = 255,253.17 : x
  2. Step 2: Convert to fraction form
    1,053,971.64/1,580,952.18 = 255,253.17/x
  3. Step 3: Cross multiply
    1,053,971.64x = 1,580,952.18 × 255,253.17
  4. Step 4: Simplify right side
    1,053,971.64x = 403,543,055,563.41
  5. Step 5: Solve for x
    x = 403,543,055,563.41/1,053,971.64
  6. Step 6: Final answer
    x = 382,878.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.