Home / 591,811.56-887,940.81-355,319.10

Finding the Fourth Proportional to 591,811.56, 887,940.81 and 355,319.10

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Solution

The fourth proportional to 591,811.56, 887,940.81 and 355,319.10 is: 533,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,811.56 : 887,940.81 = 355,319.10 : x
  2. Step 2: Convert to fraction form
    591,811.56/887,940.81 = 355,319.10/x
  3. Step 3: Cross multiply
    591,811.56x = 887,940.81 × 355,319.10
  4. Step 4: Simplify right side
    591,811.56x = 315,502,329,462.47
  5. Step 5: Solve for x
    x = 315,502,329,462.47/591,811.56
  6. Step 6: Final answer
    x = 533,112.82

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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.