Home / 908,434.50-1,362,656.90-234,469.72

Finding the Fourth Proportional to 908,434.50, 1,362,656.90 and 234,469.72

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Solution

The fourth proportional to 908,434.50, 1,362,656.90 and 234,469.72 is: 351,705.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,434.50 : 1,362,656.90 = 234,469.72 : x
  2. Step 2: Convert to fraction form
    908,434.50/1,362,656.90 = 234,469.72/x
  3. Step 3: Cross multiply
    908,434.50x = 1,362,656.90 × 234,469.72
  4. Step 4: Simplify right side
    908,434.50x = 319,501,781,799.07
  5. Step 5: Solve for x
    x = 319,501,781,799.07/908,434.50
  6. Step 6: Final answer
    x = 351,705.91

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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.