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Finding the Fourth Proportional to 302,746, 417,802.44 and 168,610

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Solution

The fourth proportional to 302,746, 417,802.44 and 168,610 is: 232,689.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,746 : 417,802.44 = 168,610 : x
  2. Step 2: Convert to fraction form
    302,746/417,802.44 = 168,610/x
  3. Step 3: Cross multiply
    302,746x = 417,802.44 × 168,610
  4. Step 4: Simplify right side
    302,746x = 70,445,669,408.40
  5. Step 5: Solve for x
    x = 70,445,669,408.40/302,746
  6. Step 6: Final answer
    x = 232,689.02

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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.