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Finding the Fourth Proportional to 350,006.49, 525,213.63 and 147,590.19

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Solution

The fourth proportional to 350,006.49, 525,213.63 and 147,590.19 is: 221,471.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,006.49 : 525,213.63 = 147,590.19 : x
  2. Step 2: Convert to fraction form
    350,006.49/525,213.63 = 147,590.19/x
  3. Step 3: Cross multiply
    350,006.49x = 525,213.63 × 147,590.19
  4. Step 4: Simplify right side
    350,006.49x = 77,516,379,442.29
  5. Step 5: Solve for x
    x = 77,516,379,442.29/350,006.49
  6. Step 6: Final answer
    x = 221,471.26

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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.