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Finding the Fourth Proportional to 507,995.35, 762,024.71 and 134,018.71

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Solution

The fourth proportional to 507,995.35, 762,024.71 and 134,018.71 is: 201,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,995.35 : 762,024.71 = 134,018.71 : x
  2. Step 2: Convert to fraction form
    507,995.35/762,024.71 = 134,018.71/x
  3. Step 3: Cross multiply
    507,995.35x = 762,024.71 × 134,018.71
  4. Step 4: Simplify right side
    507,995.35x = 102,125,568,622.32
  5. Step 5: Solve for x
    x = 102,125,568,622.32/507,995.35
  6. Step 6: Final answer
    x = 201,036.42

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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.