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Finding the Fourth Proportional to 350,411.96, 525,950.24 and 216,888.32

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Solution

The fourth proportional to 350,411.96, 525,950.24 and 216,888.32 is: 325,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,411.96 : 525,950.24 = 216,888.32 : x
  2. Step 2: Convert to fraction form
    350,411.96/525,950.24 = 216,888.32/x
  3. Step 3: Cross multiply
    350,411.96x = 525,950.24 × 216,888.32
  4. Step 4: Simplify right side
    350,411.96x = 114,072,460,243.00
  5. Step 5: Solve for x
    x = 114,072,460,243.00/350,411.96
  6. Step 6: Final answer
    x = 325,538.15

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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.