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Finding the Fourth Proportional to 533,291.49, 735,943.59 and 291,589.67

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Solution

The fourth proportional to 533,291.49, 735,943.59 and 291,589.67 is: 402,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,291.49 : 735,943.59 = 291,589.67 : x
  2. Step 2: Convert to fraction form
    533,291.49/735,943.59 = 291,589.67/x
  3. Step 3: Cross multiply
    533,291.49x = 735,943.59 × 291,589.67
  4. Step 4: Simplify right side
    533,291.49x = 214,593,550,386.57
  5. Step 5: Solve for x
    x = 214,593,550,386.57/533,291.49
  6. Step 6: Final answer
    x = 402,394.48

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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.