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Finding the Fourth Proportional to 571,232.34, 855,797.55 and 357,960.51

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Solution

The fourth proportional to 571,232.34, 855,797.55 and 357,960.51 is: 536,282.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,232.34 : 855,797.55 = 357,960.51 : x
  2. Step 2: Convert to fraction form
    571,232.34/855,797.55 = 357,960.51/x
  3. Step 3: Cross multiply
    571,232.34x = 855,797.55 × 357,960.51
  4. Step 4: Simplify right side
    571,232.34x = 306,341,727,454.75
  5. Step 5: Solve for x
    x = 306,341,727,454.75/571,232.34
  6. Step 6: Final answer
    x = 536,282.19

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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.