Home / 558,865.65-837,828.27-243,084.72

Finding the Fourth Proportional to 558,865.65, 837,828.27 and 243,084.72

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Solution

The fourth proportional to 558,865.65, 837,828.27 and 243,084.72 is: 364,422.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,865.65 : 837,828.27 = 243,084.72 : x
  2. Step 2: Convert to fraction form
    558,865.65/837,828.27 = 243,084.72/x
  3. Step 3: Cross multiply
    558,865.65x = 837,828.27 × 243,084.72
  4. Step 4: Simplify right side
    558,865.65x = 203,663,250,421.03
  5. Step 5: Solve for x
    x = 203,663,250,421.03/558,865.65
  6. Step 6: Final answer
    x = 364,422.56

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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.