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Finding the Fourth Proportional to 536,302.35, 804,561.53 and 157,222.35

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Solution

The fourth proportional to 536,302.35, 804,561.53 and 157,222.35 is: 235,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,302.35 : 804,561.53 = 157,222.35 : x
  2. Step 2: Convert to fraction form
    536,302.35/804,561.53 = 157,222.35/x
  3. Step 3: Cross multiply
    536,302.35x = 804,561.53 × 157,222.35
  4. Step 4: Simplify right side
    536,302.35x = 126,495,054,466.20
  5. Step 5: Solve for x
    x = 126,495,054,466.20/536,302.35
  6. Step 6: Final answer
    x = 235,865.19

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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.