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Finding the Fourth Proportional to 569,603.88, 854,397.54 and 170,235.72

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Solution

The fourth proportional to 569,603.88, 854,397.54 and 170,235.72 is: 255,351.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,603.88 : 854,397.54 = 170,235.72 : x
  2. Step 2: Convert to fraction form
    569,603.88/854,397.54 = 170,235.72/x
  3. Step 3: Cross multiply
    569,603.88x = 854,397.54 × 170,235.72
  4. Step 4: Simplify right side
    569,603.88x = 145,448,980,388.13
  5. Step 5: Solve for x
    x = 145,448,980,388.13/569,603.88
  6. Step 6: Final answer
    x = 255,351.11

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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.