Home / 727,799.50-1,091,865.43-222,432.40

Finding the Fourth Proportional to 727,799.50, 1,091,865.43 and 222,432.40

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Solution

The fourth proportional to 727,799.50, 1,091,865.43 and 222,432.40 is: 333,699.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,799.50 : 1,091,865.43 = 222,432.40 : x
  2. Step 2: Convert to fraction form
    727,799.50/1,091,865.43 = 222,432.40/x
  3. Step 3: Cross multiply
    727,799.50x = 1,091,865.43 × 222,432.40
  4. Step 4: Simplify right side
    727,799.50x = 242,866,248,071.93
  5. Step 5: Solve for x
    x = 242,866,248,071.93/727,799.50
  6. Step 6: Final answer
    x = 333,699.39

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1.5x scale

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.