Home / 587,356.72-881,145.34-187,890.23

Finding the Fourth Proportional to 587,356.72, 881,145.34 and 187,890.23

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Solution

The fourth proportional to 587,356.72, 881,145.34 and 187,890.23 is: 281,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,356.72 : 881,145.34 = 187,890.23 : x
  2. Step 2: Convert to fraction form
    587,356.72/881,145.34 = 187,890.23/x
  3. Step 3: Cross multiply
    587,356.72x = 881,145.34 × 187,890.23
  4. Step 4: Simplify right side
    587,356.72x = 165,558,602,329.17
  5. Step 5: Solve for x
    x = 165,558,602,329.17/587,356.72
  6. Step 6: Final answer
    x = 281,870.62

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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.