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Finding the Fourth Proportional to 533,867, 736,730.91 and 304,461.65

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Solution

The fourth proportional to 533,867, 736,730.91 and 304,461.65 is: 420,153.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,867 : 736,730.91 = 304,461.65 : x
  2. Step 2: Convert to fraction form
    533,867/736,730.91 = 304,461.65/x
  3. Step 3: Cross multiply
    533,867x = 736,730.91 × 304,461.65
  4. Step 4: Simplify right side
    533,867x = 224,306,308,464.60
  5. Step 5: Solve for x
    x = 224,306,308,464.60/533,867
  6. Step 6: Final answer
    x = 420,153.91

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1.5x scale

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.