Home / 355,849.47-533,472.75-156,018.42

Finding the Fourth Proportional to 355,849.47, 533,472.75 and 156,018.42

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Solution

The fourth proportional to 355,849.47, 533,472.75 and 156,018.42 is: 233,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,849.47 : 533,472.75 = 156,018.42 : x
  2. Step 2: Convert to fraction form
    355,849.47/533,472.75 = 156,018.42/x
  3. Step 3: Cross multiply
    355,849.47x = 533,472.75 × 156,018.42
  4. Step 4: Simplify right side
    355,849.47x = 83,231,575,568.06
  5. Step 5: Solve for x
    x = 83,231,575,568.06/355,849.47
  6. Step 6: Final answer
    x = 233,895.46

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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.