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Finding the Fourth Proportional to 298,875.92, 448,226.40 and 246,154.64

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Solution

The fourth proportional to 298,875.92, 448,226.40 and 246,154.64 is: 369,159.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,875.92 : 448,226.40 = 246,154.64 : x
  2. Step 2: Convert to fraction form
    298,875.92/448,226.40 = 246,154.64/x
  3. Step 3: Cross multiply
    298,875.92x = 448,226.40 × 246,154.64
  4. Step 4: Simplify right side
    298,875.92x = 110,333,008,130.50
  5. Step 5: Solve for x
    x = 110,333,008,130.50/298,875.92
  6. Step 6: Final answer
    x = 369,159.91

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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.