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Finding the Fourth Proportional to 441,875.40, 662,132.70 and 329,026.20

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Solution

The fourth proportional to 441,875.40, 662,132.70 and 329,026.20 is: 493,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,875.40 : 662,132.70 = 329,026.20 : x
  2. Step 2: Convert to fraction form
    441,875.40/662,132.70 = 329,026.20/x
  3. Step 3: Cross multiply
    441,875.40x = 662,132.70 × 329,026.20
  4. Step 4: Simplify right side
    441,875.40x = 217,859,006,176.74
  5. Step 5: Solve for x
    x = 217,859,006,176.74/441,875.40
  6. Step 6: Final answer
    x = 493,032.67

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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.