Home / 854,955.19-1,179,872.90-472,975.39

Finding the Fourth Proportional to 854,955.19, 1,179,872.90 and 472,975.39

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Solution

The fourth proportional to 854,955.19, 1,179,872.90 and 472,975.39 is: 652,725.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,955.19 : 1,179,872.90 = 472,975.39 : x
  2. Step 2: Convert to fraction form
    854,955.19/1,179,872.90 = 472,975.39/x
  3. Step 3: Cross multiply
    854,955.19x = 1,179,872.90 × 472,975.39
  4. Step 4: Simplify right side
    854,955.19x = 558,050,845,027.93
  5. Step 5: Solve for x
    x = 558,050,845,027.93/854,955.19
  6. Step 6: Final answer
    x = 652,725.26

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1.5x scale

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.