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Finding the Fourth Proportional to 370,049.04, 555,084.09 and 117,330.66

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Solution

The fourth proportional to 370,049.04, 555,084.09 and 117,330.66 is: 175,999.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,049.04 : 555,084.09 = 117,330.66 : x
  2. Step 2: Convert to fraction form
    370,049.04/555,084.09 = 117,330.66/x
  3. Step 3: Cross multiply
    370,049.04x = 555,084.09 × 117,330.66
  4. Step 4: Simplify right side
    370,049.04x = 65,128,382,635.20
  5. Step 5: Solve for x
    x = 65,128,382,635.20/370,049.04
  6. Step 6: Final answer
    x = 175,999.33

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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.