Home / 528,427.89-792,632.58-366,172.29

Finding the Fourth Proportional to 528,427.89, 792,632.58 and 366,172.29

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Solution

The fourth proportional to 528,427.89, 792,632.58 and 366,172.29 is: 549,252.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,427.89 : 792,632.58 = 366,172.29 : x
  2. Step 2: Convert to fraction form
    528,427.89/792,632.58 = 366,172.29/x
  3. Step 3: Cross multiply
    528,427.89x = 792,632.58 × 366,172.29
  4. Step 4: Simplify right side
    528,427.89x = 290,240,086,947.21
  5. Step 5: Solve for x
    x = 290,240,086,947.21/528,427.89
  6. Step 6: Final answer
    x = 549,252.02

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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.