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Finding the Fourth Proportional to 324,063.60, 486,095.40 and 296,507.40

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Solution

The fourth proportional to 324,063.60, 486,095.40 and 296,507.40 is: 444,761.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,063.60 : 486,095.40 = 296,507.40 : x
  2. Step 2: Convert to fraction form
    324,063.60/486,095.40 = 296,507.40/x
  3. Step 3: Cross multiply
    324,063.60x = 486,095.40 × 296,507.40
  4. Step 4: Simplify right side
    324,063.60x = 144,130,883,205.96
  5. Step 5: Solve for x
    x = 144,130,883,205.96/324,063.60
  6. Step 6: Final answer
    x = 444,761.10

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1.5x scale

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.