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Finding the Fourth Proportional to 467,436.86, 700,905.84 and 242,570.89

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Solution

The fourth proportional to 467,436.86, 700,905.84 and 242,570.89 is: 363,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,436.86 : 700,905.84 = 242,570.89 : x
  2. Step 2: Convert to fraction form
    467,436.86/700,905.84 = 242,570.89/x
  3. Step 3: Cross multiply
    467,436.86x = 700,905.84 × 242,570.89
  4. Step 4: Simplify right side
    467,436.86x = 170,019,353,415.00
  5. Step 5: Solve for x
    x = 170,019,353,415.00/467,436.86
  6. Step 6: Final answer
    x = 363,726.89

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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.