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Finding the Fourth Proportional to 594,916.48, 820,710.10 and 353,061.62

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Solution

The fourth proportional to 594,916.48, 820,710.10 and 353,061.62 is: 487,062.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,916.48 : 820,710.10 = 353,061.62 : x
  2. Step 2: Convert to fraction form
    594,916.48/820,710.10 = 353,061.62/x
  3. Step 3: Cross multiply
    594,916.48x = 820,710.10 × 353,061.62
  4. Step 4: Simplify right side
    594,916.48x = 289,761,237,456.36
  5. Step 5: Solve for x
    x = 289,761,237,456.36/594,916.48
  6. Step 6: Final answer
    x = 487,062.05

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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.