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Finding the Fourth Proportional to 370,259.83, 555,333.03 and 117,507.56

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Solution

The fourth proportional to 370,259.83, 555,333.03 and 117,507.56 is: 176,243.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,259.83 : 555,333.03 = 117,507.56 : x
  2. Step 2: Convert to fraction form
    370,259.83/555,333.03 = 117,507.56/x
  3. Step 3: Cross multiply
    370,259.83x = 555,333.03 × 117,507.56
  4. Step 4: Simplify right side
    370,259.83x = 65,255,829,194.05
  5. Step 5: Solve for x
    x = 65,255,829,194.05/370,259.83
  6. Step 6: Final answer
    x = 176,243.34

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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.