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Finding the Fourth Proportional to 533,315.43, 736,160.54 and 307,051.11

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Solution

The fourth proportional to 533,315.43, 736,160.54 and 307,051.11 is: 423,837.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,315.43 : 736,160.54 = 307,051.11 : x
  2. Step 2: Convert to fraction form
    533,315.43/736,160.54 = 307,051.11/x
  3. Step 3: Cross multiply
    533,315.43x = 736,160.54 × 307,051.11
  4. Step 4: Simplify right side
    533,315.43x = 226,038,909,409.94
  5. Step 5: Solve for x
    x = 226,038,909,409.94/533,315.43
  6. Step 6: Final answer
    x = 423,837.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.