Home / 964,590.92-1,331,039.56-556,824.13

Finding the Fourth Proportional to 964,590.92, 1,331,039.56 and 556,824.13

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Solution

The fourth proportional to 964,590.92, 1,331,039.56 and 556,824.13 is: 768,361.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,590.92 : 1,331,039.56 = 556,824.13 : x
  2. Step 2: Convert to fraction form
    964,590.92/1,331,039.56 = 556,824.13/x
  3. Step 3: Cross multiply
    964,590.92x = 1,331,039.56 × 556,824.13
  4. Step 4: Simplify right side
    964,590.92x = 741,154,940,272.92
  5. Step 5: Solve for x
    x = 741,154,940,272.92/964,590.92
  6. Step 6: Final answer
    x = 768,361.93

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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.