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Finding the Fourth Proportional to 435,201.40, 652,802.10 and 365,217.40

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Solution

The fourth proportional to 435,201.40, 652,802.10 and 365,217.40 is: 547,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,201.40 : 652,802.10 = 365,217.40 : x
  2. Step 2: Convert to fraction form
    435,201.40/652,802.10 = 365,217.40/x
  3. Step 3: Cross multiply
    435,201.40x = 652,802.10 × 365,217.40
  4. Step 4: Simplify right side
    435,201.40x = 238,414,685,676.54
  5. Step 5: Solve for x
    x = 238,414,685,676.54/435,201.40
  6. Step 6: Final answer
    x = 547,826.10

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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.