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Finding the Fourth Proportional to 467,277.40, 700,905.98 and 130,309.06

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Solution

The fourth proportional to 467,277.40, 700,905.98 and 130,309.06 is: 195,460.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,277.40 : 700,905.98 = 130,309.06 : x
  2. Step 2: Convert to fraction form
    467,277.40/700,905.98 = 130,309.06/x
  3. Step 3: Cross multiply
    467,277.40x = 700,905.98 × 130,309.06
  4. Step 4: Simplify right side
    467,277.40x = 91,334,399,402.18
  5. Step 5: Solve for x
    x = 91,334,399,402.18/467,277.40
  6. Step 6: Final answer
    x = 195,460.77

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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.