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Finding the Fourth Proportional to 467,319.68, 700,995.32 and 130,368.59

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Solution

The fourth proportional to 467,319.68, 700,995.32 and 130,368.59 is: 195,557.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,319.68 : 700,995.32 = 130,368.59 : x
  2. Step 2: Convert to fraction form
    467,319.68/700,995.32 = 130,368.59/x
  3. Step 3: Cross multiply
    467,319.68x = 700,995.32 × 130,368.59
  4. Step 4: Simplify right side
    467,319.68x = 91,387,770,813.16
  5. Step 5: Solve for x
    x = 91,387,770,813.16/467,319.68
  6. Step 6: Final answer
    x = 195,557.29

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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.