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Finding the Fourth Proportional to 567,885.40, 851,828.10 and 168,587.80

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Solution

The fourth proportional to 567,885.40, 851,828.10 and 168,587.80 is: 252,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,885.40 : 851,828.10 = 168,587.80 : x
  2. Step 2: Convert to fraction form
    567,885.40/851,828.10 = 168,587.80/x
  3. Step 3: Cross multiply
    567,885.40x = 851,828.10 × 168,587.80
  4. Step 4: Simplify right side
    567,885.40x = 143,607,825,357.18
  5. Step 5: Solve for x
    x = 143,607,825,357.18/567,885.40
  6. Step 6: Final answer
    x = 252,881.70

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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.