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Finding the Fourth Proportional to 469,709.61, 704,691.53 and 334,943.93

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Solution

The fourth proportional to 469,709.61, 704,691.53 and 334,943.93 is: 502,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,709.61 : 704,691.53 = 334,943.93 : x
  2. Step 2: Convert to fraction form
    469,709.61/704,691.53 = 334,943.93/x
  3. Step 3: Cross multiply
    469,709.61x = 704,691.53 × 334,943.93
  4. Step 4: Simplify right side
    469,709.61x = 236,032,150,495.91
  5. Step 5: Solve for x
    x = 236,032,150,495.91/469,709.61
  6. Step 6: Final answer
    x = 502,506.54

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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.