Home / 282,655.44-390,062.04-153,592.56

Finding the Fourth Proportional to 282,655.44, 390,062.04 and 153,592.56

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Solution

The fourth proportional to 282,655.44, 390,062.04 and 153,592.56 is: 211,956.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,655.44 : 390,062.04 = 153,592.56 : x
  2. Step 2: Convert to fraction form
    282,655.44/390,062.04 = 153,592.56/x
  3. Step 3: Cross multiply
    282,655.44x = 390,062.04 × 153,592.56
  4. Step 4: Simplify right side
    282,655.44x = 59,910,627,282.42
  5. Step 5: Solve for x
    x = 59,910,627,282.42/282,655.44
  6. Step 6: Final answer
    x = 211,956.39

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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.