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Finding the Fourth Proportional to 550,590.95, 825,788.00 and 350,316.43

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Solution

The fourth proportional to 550,590.95, 825,788.00 and 350,316.43 is: 525,412.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,590.95 : 825,788.00 = 350,316.43 : x
  2. Step 2: Convert to fraction form
    550,590.95/825,788.00 = 350,316.43/x
  3. Step 3: Cross multiply
    550,590.95x = 825,788.00 × 350,316.43
  4. Step 4: Simplify right side
    550,590.95x = 289,287,102,908.16
  5. Step 5: Solve for x
    x = 289,287,102,908.16/550,590.95
  6. Step 6: Final answer
    x = 525,412.02

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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.