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Finding the Fourth Proportional to 537,071.34, 741,143.67 and 295,353.91

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Solution

The fourth proportional to 537,071.34, 741,143.67 and 295,353.91 is: 407,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,071.34 : 741,143.67 = 295,353.91 : x
  2. Step 2: Convert to fraction form
    537,071.34/741,143.67 = 295,353.91/x
  3. Step 3: Cross multiply
    537,071.34x = 741,143.67 × 295,353.91
  4. Step 4: Simplify right side
    537,071.34x = 218,899,680,806.25
  5. Step 5: Solve for x
    x = 218,899,680,806.25/537,071.34
  6. Step 6: Final answer
    x = 407,580.27

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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.