Home / 764,333.64-1,054,772.82-424,794.60

Finding the Fourth Proportional to 764,333.64, 1,054,772.82 and 424,794.60

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Solution

The fourth proportional to 764,333.64, 1,054,772.82 and 424,794.60 is: 586,212.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,333.64 : 1,054,772.82 = 424,794.60 : x
  2. Step 2: Convert to fraction form
    764,333.64/1,054,772.82 = 424,794.60/x
  3. Step 3: Cross multiply
    764,333.64x = 1,054,772.82 × 424,794.60
  4. Step 4: Simplify right side
    764,333.64x = 448,061,798,162.77
  5. Step 5: Solve for x
    x = 448,061,798,162.77/764,333.64
  6. Step 6: Final answer
    x = 586,212.32

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Double scale
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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.