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Finding the Fourth Proportional to 608,464.69, 910,828.67 and 382,768.37

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Solution

The fourth proportional to 608,464.69, 910,828.67 and 382,768.37 is: 572,977.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,464.69 : 910,828.67 = 382,768.37 : x
  2. Step 2: Convert to fraction form
    608,464.69/910,828.67 = 382,768.37/x
  3. Step 3: Cross multiply
    608,464.69x = 910,828.67 × 382,768.37
  4. Step 4: Simplify right side
    608,464.69x = 348,636,402,312.79
  5. Step 5: Solve for x
    x = 348,636,402,312.79/608,464.69
  6. Step 6: Final answer
    x = 572,977.22

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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.