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Finding the Fourth Proportional to 264,897.39, 365,555.87 and 144,038.76

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Solution

The fourth proportional to 264,897.39, 365,555.87 and 144,038.76 is: 198,772.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,897.39 : 365,555.87 = 144,038.76 : x
  2. Step 2: Convert to fraction form
    264,897.39/365,555.87 = 144,038.76/x
  3. Step 3: Cross multiply
    264,897.39x = 365,555.87 × 144,038.76
  4. Step 4: Simplify right side
    264,897.39x = 52,654,213,282.30
  5. Step 5: Solve for x
    x = 52,654,213,282.30/264,897.39
  6. Step 6: Final answer
    x = 198,772.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.