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Finding the Fourth Proportional to 323,129.29, 484,712.04 and 98,497.06

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Solution

The fourth proportional to 323,129.29, 484,712.04 and 98,497.06 is: 147,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,129.29 : 484,712.04 = 98,497.06 : x
  2. Step 2: Convert to fraction form
    323,129.29/484,712.04 = 98,497.06/x
  3. Step 3: Cross multiply
    323,129.29x = 484,712.04 × 98,497.06
  4. Step 4: Simplify right side
    323,129.29x = 47,742,710,886.60
  5. Step 5: Solve for x
    x = 47,742,710,886.60/323,129.29
  6. Step 6: Final answer
    x = 147,751.11

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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.