Home / 528,427.36-792,783.96-376,815.92

Finding the Fourth Proportional to 528,427.36, 792,783.96 and 376,815.92

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Solution

The fourth proportional to 528,427.36, 792,783.96 and 376,815.92 is: 565,325.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,427.36 : 792,783.96 = 376,815.92 : x
  2. Step 2: Convert to fraction form
    528,427.36/792,783.96 = 376,815.92/x
  3. Step 3: Cross multiply
    528,427.36x = 792,783.96 × 376,815.92
  4. Step 4: Simplify right side
    528,427.36x = 298,733,617,248.64
  5. Step 5: Solve for x
    x = 298,733,617,248.64/528,427.36
  6. Step 6: Final answer
    x = 565,325.79

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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.