Home / 727,013.52-1,090,534.90-194,533.72

Finding the Fourth Proportional to 727,013.52, 1,090,534.90 and 194,533.72

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Solution

The fourth proportional to 727,013.52, 1,090,534.90 and 194,533.72 is: 291,804.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,013.52 : 1,090,534.90 = 194,533.72 : x
  2. Step 2: Convert to fraction form
    727,013.52/1,090,534.90 = 194,533.72/x
  3. Step 3: Cross multiply
    727,013.52x = 1,090,534.90 × 194,533.72
  4. Step 4: Simplify right side
    727,013.52x = 212,145,810,886.83
  5. Step 5: Solve for x
    x = 212,145,810,886.83/727,013.52
  6. Step 6: Final answer
    x = 291,804.49

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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.