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Finding the Fourth Proportional to 350,466.56, 525,782.88 and 113,809.28

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Solution

The fourth proportional to 350,466.56, 525,782.88 and 113,809.28 is: 170,740.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,466.56 : 525,782.88 = 113,809.28 : x
  2. Step 2: Convert to fraction form
    350,466.56/525,782.88 = 113,809.28/x
  3. Step 3: Cross multiply
    350,466.56x = 525,782.88 × 113,809.28
  4. Step 4: Simplify right side
    350,466.56x = 59,838,971,009.13
  5. Step 5: Solve for x
    x = 59,838,971,009.13/350,466.56
  6. Step 6: Final answer
    x = 170,740.89

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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.