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Finding the Fourth Proportional to 607,296.91, 910,403.96 and 307,623.23

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Solution

The fourth proportional to 607,296.91, 910,403.96 and 307,623.23 is: 461,160.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,296.91 : 910,403.96 = 307,623.23 : x
  2. Step 2: Convert to fraction form
    607,296.91/910,403.96 = 307,623.23/x
  3. Step 3: Cross multiply
    607,296.91x = 910,403.96 × 307,623.23
  4. Step 4: Simplify right side
    607,296.91x = 280,061,409,224.89
  5. Step 5: Solve for x
    x = 280,061,409,224.89/607,296.91
  6. Step 6: Final answer
    x = 461,160.60

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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.