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Finding the Fourth Proportional to 469,707.88, 704,688.86 and 334,942.15

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Solution

The fourth proportional to 469,707.88, 704,688.86 and 334,942.15 is: 502,503.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,707.88 : 704,688.86 = 334,942.15 : x
  2. Step 2: Convert to fraction form
    469,707.88/704,688.86 = 334,942.15/x
  3. Step 3: Cross multiply
    469,707.88x = 704,688.86 × 334,942.15
  4. Step 4: Simplify right side
    469,707.88x = 236,030,001,849.45
  5. Step 5: Solve for x
    x = 236,030,001,849.45/469,707.88
  6. Step 6: Final answer
    x = 502,503.82

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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.