Home / 940,128.62-1,297,457.82-532,302.32

Finding the Fourth Proportional to 940,128.62, 1,297,457.82 and 532,302.32

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Solution

The fourth proportional to 940,128.62, 1,297,457.82 and 532,302.32 is: 734,622.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,128.62 : 1,297,457.82 = 532,302.32 : x
  2. Step 2: Convert to fraction form
    940,128.62/1,297,457.82 = 532,302.32/x
  3. Step 3: Cross multiply
    940,128.62x = 1,297,457.82 × 532,302.32
  4. Step 4: Simplify right side
    940,128.62x = 690,639,807,688.14
  5. Step 5: Solve for x
    x = 690,639,807,688.14/940,128.62
  6. Step 6: Final answer
    x = 734,622.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.