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Finding the Fourth Proportional to 608,329.91, 912,484.83 and 181,866.74

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Solution

The fourth proportional to 608,329.91, 912,484.83 and 181,866.74 is: 272,797.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,329.91 : 912,484.83 = 181,866.74 : x
  2. Step 2: Convert to fraction form
    608,329.91/912,484.83 = 181,866.74/x
  3. Step 3: Cross multiply
    608,329.91x = 912,484.83 × 181,866.74
  4. Step 4: Simplify right side
    608,329.91x = 165,950,637,451.13
  5. Step 5: Solve for x
    x = 165,950,637,451.13/608,329.91
  6. Step 6: Final answer
    x = 272,797.10

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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.