Home / 528,759.30-792,176.67-472,072.26

Finding the Fourth Proportional to 528,759.30, 792,176.67 and 472,072.26

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Solution

The fourth proportional to 528,759.30, 792,176.67 and 472,072.26 is: 707,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,759.30 : 792,176.67 = 472,072.26 : x
  2. Step 2: Convert to fraction form
    528,759.30/792,176.67 = 472,072.26/x
  3. Step 3: Cross multiply
    528,759.30x = 792,176.67 × 472,072.26
  4. Step 4: Simplify right side
    528,759.30x = 373,964,630,926.17
  5. Step 5: Solve for x
    x = 373,964,630,926.17/528,759.30
  6. Step 6: Final answer
    x = 707,249.27

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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.