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Finding the Fourth Proportional to 470,887.26, 701,895 and 433,095.90

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Solution

The fourth proportional to 470,887.26, 701,895 and 433,095.90 is: 645,563.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,887.26 : 701,895 = 433,095.90 : x
  2. Step 2: Convert to fraction form
    470,887.26/701,895 = 433,095.90/x
  3. Step 3: Cross multiply
    470,887.26x = 701,895 × 433,095.90
  4. Step 4: Simplify right side
    470,887.26x = 303,987,846,730.50
  5. Step 5: Solve for x
    x = 303,987,846,730.50/470,887.26
  6. Step 6: Final answer
    x = 645,563.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.